什么是be動(dòng)詞
be動(dòng)詞的含義
1 是(表狀態(tài))
2, 在(表存在,位置)
主詞+be動(dòng)詞
一般來說be動(dòng)詞要根據(jù)主詞的人稱來選擇。(如下表)
be動(dòng)詞的否定
含be動(dòng)詞(am, is, are)的肯定句在be動(dòng)詞后面加not,即可變成否定句時(shí)。
格式:
肯定句:主詞 + am/is/are +.......
否定句:主詞 + am/is/are + not+.......
be動(dòng)詞可以跟not縮寫在一起
is not =isn't
are not = aren't
be動(dòng)詞的疑問句
在謂語是be動(dòng)詞的句子中,將be動(dòng)詞移到主詞前,句尾加問號,即可構(gòu)成疑問句
格式:
肯定句:主詞 + am/is/are +.......
疑問句:Am/Is/Are +主詞 +.......?
be動(dòng)詞開頭的一般疑問句,可用Yes或No回答,而答句中的主詞需要用代名詞(I she he they we 等)代替
格式:
肯定回答:Yes,主詞 + am/are/is.
否定回答:No, 主詞 + am/are/is + not
be動(dòng)詞用法有哪些
be (be/is/are/am/was/were)
[bi:]
vi
he is, we are, you are, they are (縮略式 I'm, you're, he's, we're, you're, they're), (否定縮略式 I'm not, isn't, aren't), 過去時(shí) I was, you were, he was, we were, you were, they were (過去時(shí)否定縮略式 wasn't, weren't),過去分詞been,現(xiàn)在分詞being
英語的“be”是個(gè)特殊動(dòng)詞;有些語言,如馬來文等,并沒有“be”這樣的動(dòng)詞。
“Be”除了原形的“be”之外,還有另外七種形式:am, is, are, been, being, was, were.
在句子中,“be”可以是主動(dòng)詞(The Principal Verb)或助動(dòng)詞(The Auxiliary Verb)