I think this boat ride is quite ____________________.(challe

句型转换
Let's not worry about our problems.Let's face the challenges instead.(合成一句)
Let's face the challenges ___ ___ ___ about our problems.

This opportunity deals with children who are mentally challenged with little or no chance of learning
全句翻译 另外deal这里什么意思?

完形填空!急等!
climate change is one of the most fundamental challenges ever to confront humanity.its impacts are already showing and will intensify over time __21__ left unchecked.there is overwhelming scientific evidence,__22__ shown in the fourth assessment report (第四次评估报告的综合报告)of the inter***al panel on climate change (ipcc) 政府间气候变化专门委员会(ipcc),that climate change will threaten __23__ growth and long-term prosperity,as well as the very survival of the most vulnerable populations.ipcc projections indicate that if emissions continue to rise at their current __24__ and are allowed to double from their pre-industrial level,the world will face an average temperature__25__ of around 3°c this century.serious impacts are associated __26__ this scenario (情景),including sea-level rise,shifts in growing seasons,and an __27__ frequency and intensity of extreme weather events such as storms,floods and droughts.
the united nations climate change conference in copenhagen in december in 2009 offers a __28__ opportunity to step up international action on climate change.a copenhagen deal is __29__ the global transition into green economic growth,and,most urgently,to help the world,especially the most vulnerable,to adapt to impacts __30__ are now inevitable.
单选题
a.a.if
b.b.whether
c.c.when
d.d.which
单选题
a.a.because
b.b.as
c.c.while
d.d.when
单选题
a.a.economics
b.b.economical
c.c.economy
d.d.economic
单选题
a.a.speed
b.b.rate
c.c.pace
d.d.rhythm
单选题
a.a.rising
b.b.rise
c.c.raise
d.d.raising
单选题
a.a.with
b.b.to
c.c.from
d.d.in
单选题
a.a.being increased
b.b.increased
c.c.increase
d.d.increasing
单选题
a.a.history
b.b.historical
c.c.historic
d.d.historically
单选题
a.a.necessary
b.b.inevitable
c.c.essential
d.d.basic
单选题
a.a.that
b.b.of which
c.c.who
d.d.what

题号:1 题型:单选题He is full of ____ ideas and eager for new challenges.
选项:
a、original
b、former
c、previous
d、prior
题号:2 题型:单选题内容:
The writer described the crimes against the Jewish people in Germany in _____ detail.
选项:
a、horrified
b、 terrified
c、 horror
d、 horrifying
题号:3 题型:单选题内容:
As _____ my request,my father sent me a check of $500,only half the money I badly neede；
选项:
a、a response for
b、 a response to
c、 respond to
d、 respond for
题号:4 题型:单选题内容:
The principal dwelled ______ traffic safety in his talk.
选项:
a、on
b、 in
c、 at
d、 for
题号:5 题型:单选题内容:
I don’t ______ rock ‘n’ roll.It’s much too noisy for my ears.
选项:
a、go after
b、 go away with
c、 go into
d、 go in for
题号:6 题型:单选题内容:
Several weeks had gone by ______ I realized the painting was missing.
选项:
a、as
b、 before
c、 since
d、 that
题号:7 题型:单选题内容:
You should try to get a good night’s sleep ______ much work you have to do.
选项:
a、however
b、 no matter
c、 although
d、 whatever
题号:8 题型:单选题内容:
Don’t leave the water ______ while you brush your teeth.
选项:
a、run
b、 running
c、 being run
d、 to run
题号:9 题型:单选题内容:
The news reporters hurried to the airport,only ______ the film stars had left.
选项:
a、to tell
b、 to be told
c、 telling
d、 told
题号:10 题型:单选题内容:
When first ______ to the market,these products enjoyed great success.
选项:
a、introducing
b、 introduced
c、 introduce
d、 being introduced

—What do you think of teacher ,Bob?—I find it fun and challenging.It is a job ___ you are doin
A.where B.which C.when D.that

---I have _______that he will continue to rise to the challenges ahead.
---Absolutely.
A．no doubt B．no wonder C．no problem D．no way