barriers / 阅读 / 详情

七年级英语作文

2023-07-07 12:17:17
共1条回复
苏州马小云
* 回复内容中包含的链接未经审核,可能存在风险,暂不予完整展示!

  在学习、工作乃至生活中,大家都接触过作文吧,作文是经过人的思想考虑和语言组织,通过文字来表达一个主题意义的记叙方法。还是对作文一筹莫展吗?下面是我帮大家整理的七年级英语作文10篇,供大家参考借鉴,希望可以帮助到有需要的朋友。

七年级英语作文 篇1

  Sharing Housework

  Mother is always the greatest person in the family, because she takes care of everything, she does all the housework, though she is a housewife, what she is so heavy and great. I nearly help my mother to do the housework, when I go home after school, I always go out to play with my friend and then until the dinner, I will come back. Now as I grow up, I start to realize that I need to help my mother, I should share some housework, so that I can reduce her burden. Since I help my mother with the housework, she looks so happy, she will praise me in front of her friends. I feel proud of myself.

  妈妈总是家里面最伟大的人,因此她照料着家里的一切,她做了所有的家务,虽然她是一个家庭主妇,但是她所做的繁重而伟大。我几乎不怎么帮她做家务,当我放 学回家后,我总是出去和我的朋友玩,然后直到晚饭时间,我才回来。现在我长大了,我开始意识到我需要帮助妈妈,我应该分享家务,这样就能减少她的负担。自 从我帮助妈妈做家务,她看起来很开心,她会在她朋友面前表扬我。我为自己感到自豪。

七年级英语作文 篇2

  Park

  There is a park near my home.There are a lot of beautiful trees,flowers and birds in the park.So many people go to the park to enjoy their weekends.They like walking or having a picnic in the park.But I like flying a kite with my sisiter there. 我家附近有一个公园。哪里有很多美丽的树、花和小鸟。所以很多人都喜欢到那里去度周末。他们喜欢在公园里散步或是野餐.但是我喜欢和我姐姐在那里放风筝。

  Bedroom

  I have a small bedroom.There are only a small bed,a small desk and a small chair in the room.And there is a beautiful doll on my blue bed.Everyday I do my homework,read books and play games with the doll in my bedroom.It is small,but it gives me much happiness. 我有一间小小的卧室。那里有一张小小的床、小小桌子和一把小小的椅子。而且还有一个漂亮的娃娃在我那张蓝色的小床上。我每天都在房间里写作业,看书和与我的娃娃玩。虽然房间很小,但是他给了我很多欢乐。

  My father

  My father is a tall and handsome man.He is a policeman. Everyday he comes back home very late,because he must help the others.He doesn"t have time to examine my homework and take me to the park.But I like my father,because he is a good policeman. 我的爸爸是一个高大帅气的男人。他是一个警察。他每天都很晚才回家,因为他要帮助其他的人。他没有时间给我检查作业和带我去公园。但是我仍然很喜欢我的爸爸,因为他是一个好警察。

  I am from ShenZhen. In spring ,the weather is warm and wet. I can play kite. In summer, the weather is hot and wet. I can swim in the swimming pool. In the autumn, the weather is cool and dry. I can play kite, too. In the winter, the weather is cold and dry. It never snow.

  我是来自深圳。在春天,在天气温暖及潮湿。我可以玩风筝。在夏季,天气炎热及潮湿。我可以游泳,在游泳池。在秋天,天气凉爽,干燥。我可以玩风筝,太。在冬季,天气寒冷及干燥。它从来没有积雪。

  Today is my grandpa"s birthday. Our family went back to my grandpa"s home in the morning. We got together to have a big family dinner to celebrate his birthady. We bought a big birthday cake and gave some presents to my grandpa.

  In the afternoon, we went to the park to go boating. We had a good time. My grandpa had a nice time on his birthday.

  今天是爷爷的生日,我们全家早晨回到爷爷家。我们举行了大型家庭聚会来庆祝爷爷的生日。我们买了一个大生日蛋糕,并且送给爷爷一些礼物。

  下午我们去公园划船。我们玩得很开心,爷爷过了一个愉快的生日

  Mr.Knott is a teacher. He is at home. The telephone rings. Heanswers the phone.He says,“Hello.This is 82654379. Who"s that”“Watt” a man answers.“watt"s your name,please”says Mr.Knott is angry.“Watt"s my name!”the other man is angey,too. knott先生是一名教师。他是在家中。电话响了。他回答接起电话,说,“ 你好,这是82654379 。你是谁? ”“瓦特”一个男人答道 。“请问你的名字是什么? ”knott先生生气地说。“瓦特就是我的名字!”另一名男子是也生气了。

  A farmer has five sons.They are Ted,Bob,Tom,John and Bill. John has no elder brother. He was four years older when his first younger brother was born. The number of Toms elder brothers is equal to his younger brothers. Bill will be twenty-one years old next year, and he is five years older than Bob. Bob is two years younger than Tom. Ted was sad because he has no younger brother. There are twelve years between him and John. 一个农民有5个儿子。他们是Ted,Bob,Tom,John 和 Bill。John没有比他大的哥哥,他比第一个出生的比他小的那个弟弟大4岁,Tom哥哥的数量和他的弟弟的数量是一样的(就是他是老三)Bill 明年就21岁了,他比Bob大5岁,比Tom小2岁,Ted因为没有弟弟而难过 Ted 和John之间差了12岁

  On My Way to School

  Today I got up very early in the morning. After I finished breakfast, I went to school. On my way to school I saw something lying on the ground. I picked it up and found it was a mobile phone. I was afraid I would be late for school. I had no time to wait for the owner. So I gave it to the policeman.

  Shortly after I reached my school, the headmaster came to my class and praised me in front of the class. How could he

  knew all about itI guess it must be the policeman who told him what I did.

  I am very happy that I have done a good job. 就我在上学的路上

  今天,我得到了很早就在上午。当我完成早餐,我去了学校。就我在上学的路上我看到的东西躺在地上。我挑选它,并发现这是一部手提电话。我恐怕我会迟到的学校。我没有时间去等待的所有者。因此,我给它的警察。

  不久后,我达到了我的学校,校长来到我的班级,并赞扬我在前面的阶级。他怎么会知道的所有关于它呢?我猜想,它必须是警察谁告诉他,我所做的。

  我很高兴我已经做得不错。

七年级英语作文 篇3

  在你成长的过程中父母和老师对你帮助很大。根据表中的内容,写短文。

   注意

  1、从所给的.两个题目中任选一个。

  2、短文中要包括表格中的内容,适当举例,并谈谈自己的感受。

  3、词数:80~100

  4、文中不能出现真实姓名及校名。

   范文

  in my study and life, there are many people helped me a lot, especially my parents.they are kind and easygoing.no matter what i do something, they are my backbone and instructor.take case of my life,they have a very good influence on me.they teach me how to do housework and teach me how to live up to our life.when i am down,they will always behind my back.they encourge me and cheer me up.and in the end,i can get rid of the blue mood quickly with their help.i love and appreciate them。

七年级英语作文 篇4

  Christmas is one of the most important celebrations of the year for the western countries. It falls on the twenty- fifth of December and has the same importance as Chinese New Year to people with English backgrounds. The celebration is for the birth of Jesus Christ, who is the son of God in Christianity. Now days Christmas is no longer only celebrated by the Christians, but by most people from all over the world.

  On the twenty- fourth of December everyone gets excited for it"s the day before Christmas which is called Christmas Eve. The children are usually sent to bed early and are warned that “Santa Claus will only come and give you a present if you be good.” The younger kids actually believe that Santa will come down the chimney on the sleigh that"s pulled by his reindeers. Food like short bread and beer are prepared for Santa when he comes, however most times parents just eat them. Some children put socks and sacks up for the holding of the presents (that their parents put in). x****.com

  Rise and shine on Christmas morning! The children are always the first ones to wake up, some even do at four. Present wrappers everywhere! They look into their presents with a big smile on their face and oh dear….I hope no one"s disappointed. I feel sorry for anyone that got pink underwear. Children play while dinner is prepared by the adults. The Christmas dinner are usually eaten together by relatives. The tradition of Christmas pudding and roosters are usually eaten with deserts afterwards. The rest of the day is usually games and fun before the good days all come to an end.

  I wish everyone a Merry Christmas and a Happy New Year!

七年级英语作文 篇5

  Good environment can make people feel happy and fit . To improve the environment means to improve our life.

  好的环境能让人感到快乐和健康。为了改善环境的手段来改善我们的生活。

  We should plant more trees and flowers around us . We shouldn"t cut them down . We should stop factories from pouring waste water into the river and waste gas into the air.

  我们应该在我们周围种植更多的树木和鲜花。我们不应该削减下来。我们应该阻止工厂向河里倾倒废水和废气到空气。

  Whenever we see litter on the ground , we should pick it up and throw it into dusbins. Never spit in public. Don"t draw on public walls. It"s our duty to protect the environment.

  当我们看到垃圾在地上,我们应该把它捡起来,把它扔进垃圾箱。不要在公共场所吐痰。不要在公共场所的墙上画画。保护环境是我们的职责。

七年级英语作文 篇6

  esterda was sunda.it was thirteenthbirthda.i gt up ver earl in the rninganf put n clthes happil. parentsbught e the new clthes as birthdapresents.i invited an f classates tce t birthda part in the evening. inthe evering ,ang f lassates cae t he . the bught e a lt f beautifulpresents. the all said "happ birthda t u!" at the end f the part , we ate the birthdacae and se ther delicius fd . Hw happ I was!

  M father is bus n weedas but he is freen weeends. He lie plaing sprt with en Saturda rning. We ften plabasetball r table tennis. In the afternnhe ften helps e with hewr. Inthe evening we watch cartns. OnSundas he ften taes e t the pars.Seties we g t The Suer Palaceand seties we g t Zhngshan Par.M father usuall has a happ and clrfulweeends.

七年级英语作文 篇7

  Hello, I"m Pang Bo Yu. I have a very happy family.

  My mother is a worker. How old is she? Guess! She"s thirty-five, she like zebras. On Saturdays and Sundays, she likes swimming. She doesn"t work on Saturdays and Sundays.My grandfather and grandmother likes running on Saturdays and walking on Sundays. They like ducks, but I don"t. I like horses very much. In the evening, we watch TV. Some times I listen to music. But my mother, grandfather and grandmother doesn"t, they like reading.

  I love my happy family very much. Do you like my family?

  你好,我是庞博宇。我有一个非常幸福的家庭。 我妈妈是一名工人。她多大了?猜一猜!她三十五岁,她喜欢斑马。在星期六和星期天,她喜欢游泳。她星期六和星期天不上班。我爷爷和奶奶喜欢在星期六跑步,星期天散步。他们喜欢鸭子,但我不喜欢。我非常喜欢马。晚上,我们看电视。有时我听音乐。但是我的母亲,爷爷和奶奶不喜欢,他们喜欢读书。 我非常爱我的幸福家庭。你喜欢我的家庭吗?

七年级英语作文 篇8

  I think my school life is very colorful. Every day, I go to school to have classes with my classmates and dear teachers. I like be there with them.

  Not only have I learned knowledge, but also share the happiness together.

  In the spare time ,we also do some sports games. I enjoy my school life very much.

七年级英语作文 篇9

  Chinese New Year is coming soon!

  I"m going to buy some new clothes. Then I"m going to put on new clothes. We are going to clean my house.

  We are going to eat a big dinner. We are going to get lucky money from our parents and we are going to say thank you.

  It"s going to be lots of fun!

  翻译:

  中国的新年就快到了!

  我要去买一些新衣服。然后我要穿上新衣服。

  我们要打扫我的房子。我们要吃一顿丰盛的晚餐。我们要从父母那里拿压岁钱而且要说谢谢。

  这将是非常有趣的!

七年级英语作文 篇10

  I have happy family, it is my father, my mother and me.

  My father is very fat, he is a civil servant, he works very hard.. Father is very funny, put my family very happy. I"m very happy.

  My mother is very thin, she is civil servant, too. She is a good cooker, she cooks food for everybody. She is quiet, and she likes books and swimming.

  I"m a little girl in the family, maybe I"ll be a writer. I like hamburger, chips, books, swim.

  This is my happy family!

相关推荐

支援的英文

支援的英文support; assist; help; aid都可以表示支援 support英 [spt] 美 [sprt] v.支持;拥护;鼓励;帮助;援助;资助;赞助 n.支持;拥护;鼓励;资助;帮助;救助;援助;支撑物;支承;支柱;支座 扩展资料   In the past army troops have relied heavily on air support to get them out of trouble   过去,陆军部队在很大程度上依赖空中支援来摆脱困境。   Local companies pitched in with building materials and labour.   当地的公司支援了建筑材料和劳动力。   Finally the government weighed in with financial aid.   最后政府提供了财政支援。
2023-07-07 03:58:031

c语言中sprt是什么意思

是sqrt。开根号的函数。
2023-07-07 03:58:134

数学里sprt是什么意思

sprt,就是要开根号的意思。。
2023-07-07 03:58:321

SPRT是什么品牌商标

sprt有两个不同的注册商标,两个类别也不一样,一个是28类运动器械,还有一个是35广告商业类。你可以看看是这两个中的哪一个,如果都不是的话,有可能还在申请中或者没注册。
2023-07-07 03:58:502

sprt打印机粘贴纸了怎么办

原因及解决方法如下:解决粘纸问题,一般表现为一次进纸两张或多张,造成打印机不能正常吃进而停机。这个问题一般都是两种原因造成的,一是纸张较潮,这个问题较好解决,就是把纸烘一下,放在暖气片上或显示器上都行,但一定不要时间太长。二是从商店买回的纸大都是从箱中刚拿出,挤压时间较长,形成一个整体,容易出现这种现象。解决的办法是在装进打印机前,两手拿住纸的两头来回搓动,让每张纸都活动,使纸的一头形成一个整齐的斜面,这样把斜面朝下放进纸盒,这样就不会再出现粘纸现象。SPRT思普瑞特科技发展有限公司成立于1999年,是一家集研发、生产、销售、服务于一体的高新技术企业,专业领域涵盖热敏式和针式特种微型打印机、POS打印机、标签打印机、便携式打印机、嵌入式打印机、安卓智能一体机和液晶智能显示终端,开发了百余种SPRT系列产品,其中多项产品属国内首创,填补了国内打印机行业空白。
2023-07-07 03:59:211

sprt打印机如何进入图像模式

sprt打印机进入图像模式方法如下所示:可以进入到它的“配置设定”页面,然后在设置页面点击图像格式。然后根据自己的需要去设置就可以
2023-07-07 03:59:281

SPRT思普瑞特打印机质量好不好

思普瑞特sprt-t5还可以吧 机器一年保修 效果漫便宜的
2023-07-07 03:59:373

SpRT中文翻义是什么意思

顺序概率比测试;
2023-07-07 03:59:461

sprt打印机经常断开连接

这种情况基本属于打印机常见问题也就是驱动程序安装不正确导致的结果,解决办法也非常简单!卸载驱动重新正确添加或安装打印机驱动即可~还有另一种情况!打印机正常安装驱动后,执行打印操作没有任何反应,这是因为打印机接口设置错误导致
2023-07-07 03:59:551

sprt打印机为什么老是提示票据模式下,无法打印条码标签?

首先判断是标签打印机硬件问题,还是软件问题。一般先从硬件方面检查,在确认硬件不存在问题后,着手排查软件,这是因为:1)硬件问题如果不排除,软件端无论做何种调整改动都将无法解决问题。2)用户的知识层面而言,硬件问题更容易检查,而软件涉及的问题较多,也较复杂。最好请师傅修一下。
2023-07-07 04:00:051

sprt网口打印机改ip

去官网下载设置工具北京思普瑞特科技发展有限公司搜索这个就行
2023-07-07 04:00:262

什么自行车的英文有SPRT

第一种可能性是sport的意思,运动自行车,不过没怎么见过自行车还分运动版的。第二种可能是品牌的名字,某个名不见经传的牌子。。
2023-07-07 04:00:341

在C#中怎么用sprt函数

先要在头文件里包含#include,然后sqrt(),括号内的数表示被开方.#include #include int main(void) { double x = 4.0, result; result = sqrt(x); printf("The square root of %lf is %lf/n", x, result); return 0; }
2023-07-07 04:00:431

请问电脑里"sprt(3)"是数学中的什么意思啊?

sqrt(3)吧?3的平方根
2023-07-07 04:00:535

在C#中怎么用sprt函数

先要在头文件里包含#include<math.h>,然后sqrt(),括号内的数表示被开方。#include <math.h> #include <stdio.h> int main(void) { double x = 4.0, result; result = sqrt(x); printf("The square root of %lf is %lf/n", x, result); return 0; }
2023-07-07 04:01:091

sprt打印机打印测试页是清晰的,但是打印外卖单小票和收银小票就是模糊的(汉字模糊,数字字母清晰)?

先卸载驱动,重新安装试试看
2023-07-07 04:01:193

c加加语言中sprt表示什么?

加语音中的CP 21般标示的都是她的开始和结束的方面,有很多的ofo on,上面也都有这样的开关按钮
2023-07-07 04:01:282

在matlab中sprt表示什么?

我猜测楼主应该写错,你想表达的是“sqrt”吧sqrt表示平方根。
2023-07-07 04:01:521

c语言sprt函数用不了

sqrt,不是sprt。
2023-07-07 04:02:142

SPRT斯普瑞特POS58系列打印机驱动怎么安装

直接在设置打印机和传真里面安装,端口选择LPT1口,然后从磁盘安装,选中你下载的解压文件就可以了
2023-07-07 04:02:232

sqrt里面的double可以省略吗

不可以。sqrt()的函数原型:double sqrt(double),sprt里面的double不可以省略,如果省略,那么这行sprt将被解释为一个函数头,并要求接着提供定义该函数的函数体。
2023-07-07 04:02:391

我用的是小票打印机SPRT POS76II,设计出来的纸张是76*100可打印出来的长度不是100,这是为什么?

我用过一个“18元小票打印软件”,挺简单,你下载这个打印软件测试看看,我的中崎POS58都可以用,打印到小票
2023-07-07 04:03:042

c语言问题,急!!!!!

=12.700000=(a+b)/c = 3/2=1 (全是整数)sqrt((int)y) = 2 2*1.2/2=1.2 1+1.2+10.5 = 12.7
2023-07-07 04:03:243

Sprtingboot启动提示错误

在Sprtingboot启动时,提示如下错误。 Description: Failed to configure a DataSource: "url" attribute is not specified and no embedded datasource could be configured. Reason: Failed to determine a suitable driver class Action: Consider the following: If you want an embedded database (H2, HSQL or Derby), please put it on the classpath. If you have database settings to be loaded from a particular profile you may need to activate it (no profiles are currently active). 然后在网上找的解决办法是@SpringBootApplication(exclude = {DataSourceAutoConfiguration.class,DataSourceTransactionManagerAutoConfiguration.class}) 但是添加之后,依旧出现了上面的问题。原因是去除的不够彻底。 所以解决方法如下: @SpringBootApplication(exclude = {DataSourceAutoConfiguration.class,DataSourceTransactionManagerAutoConfiguration.class,DruidDataSourceAutoConfigure.class ,HibernateJpaAutoConfiguration.class})
2023-07-07 04:03:511

Lim(Deltax->0)(sprt(1+Deltax)-=uff08uff09

lim(u25b3x->0) u221a(1+u25b3x)=u221a(1+0)=1
2023-07-07 04:03:591

≡SPRT是什么牌子的手表?

根据上面的问答,≡SPRT是一个日本品牌,主要以其精致、时尚、多功能的手表而闻名。该品牌创立于1951年,至今已有70多年的历史。其手表采用高科技材料制作而成,包括不锈钢、宝石水晶、塑料以及各种金属材料等。此外,该品牌还会针对不同地区的市场需求定制数字显示表盘、无可感应式3D表盘以及具有多功能特性的手表。总之:≡SPRT是一个日本品牌;该品牌的手表采用了不同材料制作而成;并根据市场需求定制数字显示表盘、无可感_
2023-07-07 04:04:061

初中函数1题

第二问:Y1=-ax^2-ax+1 (1)y2=ax^2-ax-1 (2)(1) 的判别式△1=a^2+4a>0 (a>0)同样的 (2)的判别式△2=a^2+a4>0 (a>0)△1=△2=△>a记(1)的两个根为x1,x2 (x1<x2) X1=-( a+sqrt(△) )/2a <0 (sprt表示开根号)X2=-( a-sqrt(△) )/2a >0(2)的两个根为x3,x4 (x3<x4)X3=( a-sqrt(△) )/2aX4=( a+sqrt(△) )/2a这样的话,M,N,E,F的横坐标为x1,x2,x3,x4,现在已经很清楚了x1=-x4,x2=-x3即M和F的横坐标互为相反数,同样的,N和EPS:题目要求是从图上做,你要是把图做的清楚地话也可以看出来第三问:直线L的方程为x=x0;(x0暂时看做常数)-sprt(1/a)<=X0<=sqrt(1/a) (x=sprt(1/q)为抛物线交点之一)记z1,z2为L与两条抛物线相交的纵坐标联立方程:Y1=-ax^2-ax+1X=x0;解得z1==-ax0^2-ax0+1同样的z2= ax0^2-ax0-1CD的长度=▏z1-z2 ▏=▏2ax0^2-2 ▏0<2ax0^2<=2考虑到x0>0和 x0<0是对称的只考虑x0>0 的情况X0=0时 CD最大此时CD=2 X0=0有些地方我没写,你自己推一下打字有点累,等你的分了
2023-07-07 04:04:131

关于matlab 求解积分,符号变量做上下限的问题

是你输入错误了将sqrt错写成sprt%by dynamic%see also http://www.matlabsky.com%2009.2.15% >> int("x^2-x+sin(y)+sqrt(2*y)","y","a","b") ans = -x^2*a+x*a+cos(a)-2/3*2^(1/2)*a^(3/2)+x^2*b-x*b-cos(b)+2/3*2^(1/2)*b^(3/2)
2023-07-07 04:04:221

已知向量a=(4.3),向量B=(2,4)则cos<a,b>=?详细步骤

cos<a,b>=向量a点乘向量b 除以 向量a的模乘以向量b的模 =【(4.3)(2,4)】/根号下(16+9)乘以根号下(4+16)=5分之2根号下5
2023-07-07 04:04:291

c++ 求助,char>="a"错误?

*sprt>="a"&&*prt<="z"能比较吗??
2023-07-07 04:04:373

函数f(x)=sprt(x^2-2x+8)的定义域为集合A

A: x^2-2x-8>=0,得(x-4)(x+2)>=0,得x>=4或x<=-2B: a-|x-1|>0,即|x-1|<a, 当a<=0时,B为空集,此时A∩B=空集; 当a>0时,-a<x-1<a,得B为-a+1<x<a+1, 要使A∩B为空集,则须有-2=<-a+1=<a+1<=4,解得0<a<=3综合得:a<=3
2023-07-07 04:04:441

c语言已经输入math.h给出的错误是没有声明sqrt,问题出在哪?是不是还需要安装什么数学数据库

是sqrt,你写的是sprt
2023-07-07 04:04:543

求助一道高难度解析几何题,高手请进。

因为|AF2| = 2a - |AF1|,|BF2| = 2a - |BF1|所以|AF1|+|BF2|+|AB| = 4a-|AF1|-|BF1|+|AB||AB|-|AF1|-|BF1|<=0而三点在一条直线时,|AB|-|AF1|-|BF1| = 0则最大周长为4a 过A作AP垂直轴,过B作BQ垂直轴,AP=Sinx*AF1,AB=Sinx*F1, 面积=1/2(AP*F1F2+BQ*F1F2)=1/2 F1F2*(AP+BQ)=1/2 F1F2*Sinx(AF1+BF1)=1/2 F1F2*Sinx*ABX=90度时,最大即AB垂直X轴时候面积最大=1/2 F1F2*AB
2023-07-07 04:05:012

C++ 有多个重载函数“sprt”实例与参数匹配

意思是先将y转为double类型再开方。C++11以前sqrt有三种类型,参数分别为double,float,long double。如果你的参数是int,编译器不知道你要调用哪个sqrt。C++11以后就没有这个问题了,可以直接调用sqrt(int)。不过你这个IDE应该是VS,不支持C++11。
2023-07-07 04:05:201

c语言中,开方和平方函数怎么写?

C语言中基本函数写法
2023-07-07 04:05:298

与100sprt(3)最接近的整数是多少

5*5*5=125 接近的整数就是5.
2023-07-07 04:05:441

y=ln(x+sprt(x*x+1)),求y二阶导。

2023-07-07 04:05:511

水系欧式距离怎么看

欧式距离也称欧几里得距离,是最常见的距离度量,衡量的是多维空间中两个点之间的绝对距离。
2023-07-07 04:06:053

the method sprt(double) is undefined for the type math

sqrt(double a)你的方法名写错了,不是p是q
2023-07-07 04:06:132

思普瑞特热敏打印机一直滴滴滴响怎么回事

估计是出纸不正常把,你可以先检查一下纸张尺寸的设置,就是软件和打印机自动识别的纸张,跟实际纸张尺寸一致不一致,要是不一致的就没有办法正常出纸的在中琅条码打印软件的文档设置中,点开打印机属性,看一下条码打印软件中设置的纸张大小和条码打印机识别的纸张大小是否一样,如果不一样就改为一样(大小需要根据条码打印机中的标签纸实际大小设置)。
2023-07-07 04:06:201

espn有这个sprts2体育台吗

会是这个?ESPN2,1993开始营运至今,为美国除ESPN外第二大24小时体育频道,作为ESPN的分流频道,99%可收看ESPN的家庭选择同时选择收看ESPN2的节目,每年播出超过5000小时直播或原创电视节目,2005年启用高画质版本——ESPN2 HD;或者:香港有线电视体育台香港有线电视体育台(i-CABLE Sports Channel、前称体育台 ESPN)是香港有线电视首条体育频道,播放各类型体育赛事,包括游泳、田径、台球、羽毛球、台球、篮球及足球等。1993年10月31日,有线电视启播,当时本台是以“体育台 ESPN”名义于06台启播,同时也是香港首个粤语电视体育频道,该频道除了有线自家制作的节目外,亦播放大量ESPN制作的节目,因此开台初期被冠以“体育台 ESPN”之名(有线电视15周年纪念回顾节目中,从启播典礼一幕可见“体育台 ESPN”的台徽)。为吸引观众,有线电视自1995年起购入多项足球联赛及杯赛香港区电视直播权在本台播放,并在1996年获得欧洲国家杯决赛周全部赛事的香港区独家直播权。1999年3月1日,ESPN被安排于独立一条频道播出,而体育台则被分拆为体育1台及体育2台,其中体育2台与当时的YMC台共用频道,并于YMC台每晚零时收台后播放。过去,基于时差关系,体育2台主要在深夜卫星直播欧洲足球赛事,如英格兰超级足球联赛及德国甲组足球联赛。当时体育2台的主持包括本地的专业人士及评述员,专业及娱乐并重为目标。2000年,有线获得欧洲国家杯决赛周全部赛事的香港区独家直播权,安排赛事于体育1台播放;年中,ESPN于有线频道停播,有线将该频道改以自家制作的SPORTS2,并取消体育2台在YMC台收台后的播放安排。SPORTS2继续播放哥尔夫球、网球、台球、赛车、篮球、保龄球、爬山等节目,以及于晚间直播意大利甲组足球联赛。
2023-07-07 04:06:281

帮忙解一下方程

32x-2x+20+540=640 30x+560=640 30x=80 x=8/3
2023-07-07 04:06:382

n阶矩阵的一个特征值L可以无特征向量?

如果第三行第一列的0改为1的话,就肯定都有特征向量了 以下供参考:有限维空间里面不可能,也就是说特征值一定有对应的特征向量,不管你采用什么方式来定义。假定定义满足det(lambda*I-A)=0的lambda是特征值,那么由det(lambda*I-A)=0可以推出存在非零向量x使得(lambda*I-A)x=0。在无限维空间里,一般用Ax=lambda x来定义特征值,用A-lambda*I不可逆来定义谱。可以证明特征值一定属于谱,但反之未必。
2023-07-07 04:06:451

便携打印机

你是用来打印什么的,有SPRT的可以看看。
2023-07-07 04:07:063

椭圆轨道的焦点是啥

就是数学上的焦点啊x^2/a^2+y^2/b^2=1c=sprt(a^2+b^2)那么焦点就是(c,0)和(-c,0)
2023-07-07 04:07:153

c语言中pow函数是那个单词的缩写

power(乘方)
2023-07-07 04:07:265

c语言编程解 ax2+bx+c=0

我看过了算法没错不过少了一些判断条件,你的算法中使用开根号的sprt()函数,所以必须保证穿进去的disc不为负数,我第一次使用1 2 3出来是错误答案 第二次使用1 3 2传出来是x1 = -1 x2= -2这是正确答案所以你的算法没有错,只要加一个if(disc>=0)即可
2023-07-07 04:08:291

我想通过matlab得一个q=()p的函数,但是用solve怎么也弄不出来,要怎么才能弄出来。详情如下?

题主给出的代码,为什么用solve函数求不出来?由于给出的方程比较复杂,用solve函数求解,得到是无解,所以应改用vpasolve函数求解。具体实现方法如下:1、由于vpasolve函数不适应求解数组形式的数据,所以只能逐个求解。2、应使用for循环语句来完成求解。即for i=1:8S=vpasolve(eval(eq(i))) %eq为具体的表达式end3、实现代码:syms q%assume(q>0);b = tand(70);t = (2*3068)/(2*0.01256*0.00351);d = sqrt(13)*t-(2/3)*t*b;p = (-20000000:20000000:120000000);a = ((3*q-4*d*b+sqrt(9*(q^2)-24*d*b*q-24*(b^2).*p*q-16*(b^2)*(q^2)))/(4*(b^2)));r = (sqrt((2/(3*q)).*(p-a)));eq=sqrt(((p-a).^2)+(r.^2)*(q.^2))+r.*(d+a.*b);for i=1:length(r)S=vpasolve(eval(eq(i)))end4、运行上述代码,可以得到如下结果。
2023-07-07 04:08:361

c语言打完代码不能编译了,编译键按不了 软件没死

你的软件是怎么样的
2023-07-07 04:08:453

七年级英语作文

  在生活、工作和学习中,大家对作文都不陌生吧,写作文是培养人们的观察力、联想力、想象力、思考力和记忆力的重要手段。那么,怎么去写作文呢?下面是我收集整理的七年级英语作文8篇,欢迎大家借鉴与参考,希望对大家有所帮助。 七年级英语作文 篇1   It was a sunny Sunday,my father and I went on an excursion.We took a bus and walked along the river.There"s really a beautiful place!We walked beneath the deep bule sky and breathed the fresh air.And we climbed up the mountain,admired the beautiful sunlight brighten the land.   At noon,my father and I went to a restaurant which is my favourite and had a good lunch.We were so tired that we aet a lot.After a big meal,we went home by bus.The surroundings were beautiful,but I fell asleep after I got on the bus.What"s pity!   This is a happy and funny Sunday. 七年级英语作文 篇2   Taking care of our environment is our duty.But how we can do to make our environment more beautiful? At first,we must make ourselves clean.For example,we must wash our clothes when they are dirty.We should not litter waste things about,and draw on the wall.We mustn't spit in public or cut down trees. We should plant more trees around our nEighbourhood.We should pick the rubbish up and throw them into the dustbin when we see them. We must make our world more and more beautiful,don't you think so? 七年级英语作文 篇3   My Friend Sally is my best friend. She is a girl. Both of us are good at English, so we often talk in English in our spare time. After school, we often do homework together. When we are playing, she runs so fast that I cannot catch up with her. She is an excellent student. She likes pop and classical music. Her dream is to become a teacher. I love my friend Sally. 七年级英语作文 篇4   It was Mother"s Day.Sun Zheng thought he should do something for his mother.He decided to help his mother do some housework.After school he went to a shop to buy some food on his way home.   When he got home, he did his best to cook some nice food,though he couldn"t do the cooking well. Thenhe cleaned the room. He felt very tired, but he was very happy.   When his father and his mother came back and saw the clean rooms and dishes which weren"t so nice, they were very happy。They had their supper together. His mother said, "Thank you,my child!" 七年级英语作文 篇5   I"m a tall and lively boy. I like playing basketball very much because it"s interesting. I like NBA, too. There are many famous stars in it.   Such as Alan, Iveson, Tim, Donken, Jordan, Kobe, O"Neal and so on. Yao Ming is in the NBA, too. He"s Chinese.   He plays basketball well. He"s a center forward. He"s our pride.   All the ball stars can jump, shoot and pour in the basket. So each game of the NBA is wonderful. Sometimes the players can perform miracles, I think.   This year"s champion is Spur Team. It"s one of the strongest contenders.   I like NBA. I love basketball. 七年级英语作文 篇6   1. My Friend(我的朋友)   I have a good friend. Her name is May. She is 12 years old.Her telephone number is 87634966 Her birthday is March 5th. She is good at English and Chiese.She often plays the piano. She likes reading books and listening to the music. Her hobbies are reading and listening to music. She is a nice girl. We often help each other. We are good friends.   2.假设你是李枚,下面的照片是你的全家福,请你写一篇文章介绍你的家庭。Hello,everyone!I"m LiMei.Look! This is my family photo. This is my grandmother. She is 58. This is my father. He is a teacher. He is 36. and my mother is 36, too. Who"s that boyOh, he is my brother. He is 13 and I am 12. My brother and I are students.   3.假设这是TOM的房间,请你用80词左右介绍他的房间。   Look! This is Tom"s room. His photos are on the wall. His T-shirt is on the bed. His baseball bat is behind the dresser. The keys are in the drawer. The computer is on the desk. Where is Tom"s baseballOh, It"s under the bed. What is on the floorThey are Tom"s shoes, socks and computer games. What do you think of Tom"s room   4.写一篇文章介绍你的朋友JIM所拥有的体育器材和他喜欢的体育运动。   Jim has a great sports collection. He has 10 basketballs, 4 footballs,2 ping-pong balls, 15volleyballs and 9 baseballs. He doesn"t have a ping-pong bat, but he has 8 tennis rackets. Of all the sports, He likes tennis best. He likes sports very much, because he thinks sports are good for health. He often plays tennis and basketball with his friends after school.   1.我有一个好朋友。她的名字叫梅。她12岁。她的电话号码是87634966 。她的生日是3月5日。她擅长英语和汉语。她经常弹钢琴。她喜欢看书和听音乐。她的爱好是读书和听音乐。她是一个好女孩。我们经常互相帮助。我们是好朋友。   2.大家好!我是LiMei.看!这是我的全家福。这是我的祖母。她58岁。这是我的父亲。他是一名教师。他36岁。我的母亲也是36岁。那个男孩是谁?哦,他是我哥哥。他13岁,我12岁。我的哥哥和我都是学生。   3. 瞧!这是汤姆的房间。他的照片挂在墙上。他的T恤在床上。他的棒球棒在梳妆台后面。钥匙在抽屉里。计算机在书桌上。汤姆的棒球在哪里?哦,在床底下。地板上是什么?它们是汤姆的鞋子,袜子和电脑游戏。你觉得汤姆的房间怎么样?   4.吉姆拥有一个大的体育用品收藏。他有10个篮球,4个足球,2乒乓球,15个排球和9个棒球。他没有一个乒乓球球拍,但他有8个网球拍。在所有的`运动中,他最喜欢打网球。他很喜欢运动,因为他认为运动是对健康有益的。他经常在放学后和他的朋友们打网球和篮球。   5.自我介绍   My name is Wang Ming.My birthday is June 5th. I am Chinese. I am a student.I study very hard.My favorite subject is English. I like it because it is interesting. I can play the piano and the   trumpet, but not very well. I love swimming and I am good at it.Of all kinds of movies, I like comedies best. I think they"re interesting. I"m one of the best students in my class. My teachers all say I am a good student.They all like me and I like them, too.   6. My English Teacher(我的英语老师)   Miss Wang is my English teacher. She looks very young.She"s about thirty years old, and she wears glasses.She"s funny . But she is strict with us. She wants us to study hard, Her lessons are interesting. We are very happy in her class and we all like her lessons. She is a good teacher, and we all like her.   7.Music Lovers Wanted(招聘音乐爱好者)   We need more music lovers in our club. Do you like musicCan you singCan you danceCan you play the violin, the piano, the guitar or the drumsIf your answers are “yes”, then you can join our music club. Please call Gina at 612-5568.   8. (谈谈你对电影的看法)Of all kinds of movies, I like comedies best. I think they"re interesting. My favorite actor is Jackie. I like his movie King of Comedy. I think it"s a successful comedy. For action movies, I like The Lord of the Ring best. It"s exciting. I like documentaries because they"re true stories. I like only some thrillers. Many thrillers are scary and boring.   5.我的名字是王明.我的生日是6月5日。我是中国人。我是一个学生.我学习很努力.我的最喜欢的科目是英语。我喜欢它,因为它很有趣。我可以弹钢琴和吹喇叭,但不是很好。我喜欢游泳并且我很擅长.在所有种类的电影中,我最喜欢喜剧片。我想他们很有趣。我是我班上最好的学生之一。我的老师都说我是一个很好的学生.他们都喜欢我,我也喜欢他们。   6.王老师是我的英语老师。她看起来很young.She的约三十岁,她穿glasses.She很有趣。不过,她严格要求我们。她要我们努力学习,她的课很有意思。我们非常高兴,在她的课堂,我们都喜欢她的课。她是一位好老师,我们都喜欢她。   7.我们需要在我们的俱乐部更多的音乐爱好者。你喜欢音乐吗?你能唱歌吗?你能跳舞吗?你能拉小提琴,钢琴,吉他,打鼓呢?如果你的答案是“yes”,那么你可以加入我们的音乐俱乐部。请致电612-5568吉娜。   8.在各种各样的电影中,我最喜欢喜剧片。我想他们很有趣。我最喜欢的演员是成龙。我喜欢他的电影“喜剧之王”。我认为这是一个成功的喜剧。至于动作片,我最喜欢“指环王”。它令人兴奋。我喜欢纪录片,因为他们是真实的故事。我只喜欢一些恐怖片。许多恐怖片都太恐怖和无聊。   9.请你写一篇短文介绍你的周末生活。   I have a good weekend. On Saturday morning ,I do my homework. After lunch, I go shopping with my   mother. At about five o"clock, I go to play basketball with my friend. On Sunday, I watch a football game on TV. I often help my mother do housework. I watch TV with my parents in the evening. Then I go to bed at nine o"clock. I"m very happy on weekends.   10.以 My Favorite为题,写一篇短文   My favorite subject is English. I like it because it is interesting. I have English every day. I can speak a little English. I join the school English club. Every afternoon I go there to talk in English. I can see the English movies and read English books. I think it is useful for me. I want to learn it well. I like English very much.   11.介绍你的一日三餐。   Hello, everyone! I don"t like sports, but I like eating very much. I eat a lot food every day. For breakfast, I like milk, eggs and bread a lot . For lunch, I like French fries, chicken, hamburgers and apples. For dinnerr, I like fruits, vegetables and rice.   12.My Day(我的一天)   I get up early at six every day. After doing some morning exercises, I read English for twenty minutes. At seven I have breakfast. After breakfast I take my schoolbag and go to school. Our class begins at eight, and we have four classes in the morning. After lunch at 12 o"clock, I take a short rest in the classroom. We have three more classes in the afternoon.After school at five , I go back home. I often help my mother do some housework. Sometimes I watch TV. After dinner, I begin to do my homework. Then I take a shower. I go to bed at nine thirty.   9.我有一个美好的周末。星期六早上,我做我的功课。午饭后,我和我的母亲去购物。大约5点,我和我的朋友一起玩篮球。星期天,我在电视上观看足球比赛。我经常帮助妈妈做家务。晚上我与我的父母看电视。然后我在九点钟去睡觉。周末我很高兴。   10.我最喜欢的科目是英语。我喜欢它,因为它很有趣。我每一天都有英语课。我会讲一点英语。我参加了学校的英语俱乐部。每天下午我去那里用英语交谈。我可以看英文电影和阅读英文书籍。我想这对我来说是有用的。我想学好它。我非常喜欢英语。   11.大家好!我不喜欢运动,但我很喜欢吃。我每天吃很多食物。早餐,我非常喜欢牛奶,鸡蛋和面包。午餐,我喜欢薯条,鸡肉,汉堡包和苹果。对于晚餐,我喜欢水果,蔬菜和大米。   12.我每天早上六点起床。做了早操后,我读英语20分钟。七点吃早餐。早饭后,我带上我的书包去上学。我们的课始于八点,我们早上有四节课。在12点吃午饭后,我要在教室里作短暂的休息。我们在下午还有3节课。在5点放学后.我回到家里。我经常帮助   妈妈做一些家务,有时候我看电视。晚饭后,我就开始做家庭作业。然后我冲个澡。我在九点半去睡觉。 七年级英语作文 篇7   My mother in our eyes is a beatiful woman.she has rounds eyes,long hair,white cheeks,long eyelash,and black eyebrowns.she works in a school.after works she take us from school and we go back to home together,after this my mother will busy with cooking,cleaning the house and washing dishes and check my home work.I think every day my mother is very tired,but she never said a word.althought sometimes we do not listen,she will be carefully to teach us.   My mother loves us and we also love our mother.   我的母亲在我们的眼睛是一个美丽的女人。她有轮的眼睛,长头发,白的脸颊,长睫毛,黑色eyebrowns。她在一所学校工作。工作后,她带我们从学校和我们一起回到家里,在这之后我妈妈忙着做饭,打扫房间和洗碗,检查家里的工作。我认为我妈妈每天很累,但她从来没有说过一个字。虽然有时我们不听,她会仔细地教我们。   妈妈爱我们,我们也爱我们的母亲。 七年级英语作文 篇8   esterda was sunda.it was thirteenthbirthda.i gt up ver earl in the rninganf put n clthes happil. parentsbught e the new clthes as birthdapresents.i invited an f classates tce t birthda part in the evening. inthe evering ,ang f lassates cae t he . the bught e a lt f beautifulpresents. the all said "happ birthda t u!" at the end f the part , we ate the birthdacae and se ther delicius fd . Hw happ I was!   M father is bus n weedas but he is freen weeends. He lie plaing sprt with en Saturda rning. We ften plabasetball r table tennis. In the afternnhe ften helps e with hewr. Inthe evening we watch cartns. OnSundas he ften taes e t the pars.Seties we g t The Suer Palaceand seties we g t Zhngshan Par.M father usuall has a happ and clrfulweeends.
2023-07-07 04:09:211