be是什么系动词?
状态系动词 be
持续系动词 keep, rest, remain, stay, lie, stand
表像系动词 seem, appear, look
感官系动词 feel, smell, sound, taste, look
变化系动词 become, grow, turn, fall, get, go, come, run,be
终止系动词 prove, turn out
初中要求12个 be, keep, seem, get ,feel ,smell ,state ,look ,sound, become, turn ,go
拓展资料:
Be,英语单词,俗称“be动词”,根据时态语态变化为is、am、are或保留原型be,与动词的现在分词连用,构成各种进行时态,常作系动词、助动词,被动语态中可表被动等。美音[bi];英音[bi:]。
be
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.
It will be discussed tomorrow.
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。