BE动词的原形BE在什么时候用

如题?

be 是 系动词的原型
一般用在需要用原型的情况
如 不定式:to be
情态动词:can be ,may be,must be,should be
祈使句:Be careful
将来时态:will be
这四个方面基本上就是常用的几个,至于其他的我还没有遇到过,有的话可以探讨探讨
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第1个回答  2008-03-12
最常见的是祈使句、to be结构、情态动词can will must...后

Be yourself
做你自己!

You will be the winner
你会是冠军

a secretion of the pharyngeal glands of bees that is fed to very young larvae and to bees destined to be queens.
蜂王用来喂养幼蜂的分泌。

List of people who are to be killed or against whom some action is being planned
预谋杀害或对付的人的名单

But they were a little sad,because it was so long between times that they got to be near each other,what with orbital mechanics being what they are and all.
但是它们也有一点点的伤感,因为每颗星星都有各自运行的轨道,相互靠近需要太长太长的时间。

It is better to be a has-been than a never-was.
宁作过时的名人,不作默默无闻的人。

Look at these bees -- they must be swarming.
瞧这群蜜蜂,他们一定是为了结群而飞。

Take care not to be bitten by the bees.
小心不要被蜜蜂螫到。

Oceans used to be and are still being considered to be a reserve of seafood.
海洋一向是、现在仍然被认为是海洋食物的宝库。
第2个回答  2008-03-12
1.遇到不定式TO的时候,在TO的后面要有BE.EX: I WANT TO BE A TEACHER.(但不是所有的TO都是不定式.)
2,在情态动词后面.CAN MUST MAY等.