今天小编整理了常用be动词有哪些相关信息,希望在这方面能够更好的帮助到考生及家长。
常用be动词有三个is、am、are。
举例:
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。
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