best most 区别likebest We need cows most .什么时候用best，什么时候用most

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DJ:[]
a.(good和well的最高级)
1.最好的;最熟练的;道德最高尚的
I think John's plan is best.
我认为约翰的方案最好.
2.最适当的;最有效的
The best thing for you would be to forget it.
你最好是把这事儿忘了.
3.最大的;主要的
It took the best part of a day to get there.
花了大半天时间才到达那里.
ad.(well的最高级)
1.最好地;最适当地;最有效地
I think Friday would suit me best.
我想星期五对我最适合.
2.最;极
My father knew best what was good for me.
我父亲最清楚什么对我有利.
n.
1.最好;最佳[the S]
She always wants the best.
她总是要最好的.
2.最好(或最能干,最有名望)的人;最好的事物[M]
Even the best of us make mistakes.
即便是最能干的人也会出错.
3.(常用one's best)盛装
They wore their best to the party.
他们盛装赴宴.
4.(常用one's best)(某人的)最大努力;最佳状况
Although he failed,he has done his best.
他虽然失败了,可是他已尽了最大努力.
vt.
1.【口】打败;胜过
Joe was bested in the debate.
乔在辩论中输了.
2.【俚】欺骗
KK:[]
DJ:[]
a.
1.(many,much的最高级)最多的;最高程度的
Which of you has made the most mistakes?
你们当中谁错得最多?
2.多数的;大部分的
Most birds can fly.
多数的鸟会飞.
pron.
1.最大量,最多数,最高额[the S]
I did the most I could.
我已尽最大的努力去做了.
2.大部分,大多数[(+of)]
Of course most of them don't agree with his opinion.
当然,他们中大多数人都不同意他的意见.
ad.
1.(用以构成形容词或副词的最高级)最
Of the three questions,this is the most difficult.
三个问题中这是最难的.
2.(much的最高级)最多,最大程度地
She gave money most generously.
她付钱最大方.
3.非常,很
It is really most unfortunate.
这真是太不幸了.
4.【美】【口】差不多,几乎

BEST是GOOD的最高级 就是最好的意思
MOST是MUCH的最高级 最多的高等程度的意思