be动词在句子中有多少意思 为什么不同句子翻译成不同意思 还有些句子是不翻译的 还有to在句子中也是一样
4个回答

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助词 v.aux.

1.(与动词的现在分词连用,构成各种进行时态)正在...,在...

I won't be free this afternoon. I'll be seeing a friend off.

我今天下午没空,我要给朋友送行.

What were you doing from 9 to 11 this morning?

今天上午九点到十一点你在做什么?

He is working.

他在工作.

2.(与及物动词的过去分词连用,构成被动语态)被...

The problem was solved long ago.

问题早解决了.

It will be discussed tomorrow.

此事将在明天讨论.

3.【旧】(与不及物动词go,come,rise等的过去分词连用,构成完成时)已经...

The sun is set.

太阳已经下山.

4.(与动词不定式连用,表示职责、义务、意图、约定、可能性等)应该做...,必须做 ...;预定做...;会做...

The President is to visit Japan next week.

总统将于下周访问日本.

You're to do your homework before you watch TV.

你应该做了功课再看电视.

不及物动词 vi.

1.是[L]

At that time he was the chair of the department.

当时他是系主任.

I am a teacher and they are my students.

我是老师,他们是我的学生.

She is very young.

她非常年轻.

2.(表示时间、度、量、价值等)是;值;等于[L]

The watch is 100 dollars.

这表值一百元.

3.(常用祈使语气或不定式)要,得;成为;变成[L]

Be quiet, please.

请安静.

4.(与there连用)有[L]

There are a lot of tourists there.

那里有许多观光客.

5.逗留,(继续)呆[L]

He will be here all next week.

下周他将一直呆在这儿.

6.在[Q]

Tony is in the office.

托尼在办公室里.

7.存在

Whatever is has every reason for being.

存在的东西总有其存在的理由.

8.听任

If she's sleeping, let her be.

如果她在睡觉,就别惊动她.