be動(dòng)詞的用法總結(jié)

1、be 動(dòng)詞的用法總結(jié) Be 動(dòng)詞的用法口訣 我用 am ，你用 are ， is 連著他，她，它； 單數(shù)名詞用 is ， 復(fù)數(shù)名詞全用 are 。 變疑問(wèn)，往前提， 句末問(wèn)號(hào)莫丟棄。 變否定，更容易， be 后 not 莫忘記。 疑問(wèn)否定任你變，句首大寫莫遲疑 一、系動(dòng)詞 be be 可以用作連系動(dòng)詞，中心詞義是“是”，句型為“主系表”結(jié)構(gòu)。 be 的形式常用 am, is, are（ 現(xiàn)在式 ）； was, were（ 過(guò)去式 ） ；will/can/may/must be（助動(dòng)詞 /情態(tài)動(dòng)詞原 形） ； have/has/had been（ 助動(dòng)詞過(guò)去分詞 ）等。如： To help an

2、imals is helping people. 一般現(xiàn)在時(shí)） The twins were very busy yesterday. 一般過(guò)去時(shí)） It will be sunny tomorrow. 一般將來(lái)時(shí)） She has been ill for over a week. 現(xiàn)在完成時(shí)） 二、助動(dòng)詞 be Be 可以用作助動(dòng)詞，無(wú)詞義，輔助主要?jiǎng)釉~一起在句中作謂語(yǔ)動(dòng)詞。用法如下： 1. be+doing ：構(gòu)成進(jìn)行時(shí)態(tài)，有現(xiàn)在和過(guò)去兩種進(jìn)行時(shí)態(tài)。如： The girls is reading and copying the new words now. Young Tom was h

3、aving an English class at this time yesterday morning. 2. be+done ：構(gòu)成被動(dòng)語(yǔ)態(tài)（主語(yǔ)是動(dòng)作的承受者， done 必須是及物動(dòng)詞）。如： 精品文庫(kù) 歡迎下載7 Tea is grow n in my hometow n. （一般現(xiàn)在時(shí)的被動(dòng)語(yǔ)態(tài)） This build ing was built three years ago. （一般過(guò)去時(shí)的被動(dòng)語(yǔ)態(tài)） Our classroom has bee n clea ned and tidied already. （現(xiàn)在完成時(shí)的被動(dòng)語(yǔ)態(tài)） How could this kind of

4、 cakes be made in your home? （含情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài)） That is a day n ever to be forgotte n. （動(dòng)詞不定式的被動(dòng)語(yǔ)態(tài)） 3. be+going to do，表示“打算或?qū)⒁瞿呈隆?，be有現(xiàn)在和過(guò)去兩種形式。如: We are going to plant trees in the park tomorrow. I did nt know if she was going to come here. 4. be+to do ，表示“按計(jì)劃安排將要做某事”。如: The new shop is not to be opened

5、till n ext Mon day. 【練習(xí)】翻譯下列句子 1. 他們現(xiàn)在正在開會(huì)。Theya meeti ng now. 2. 如今英語(yǔ)越來(lái)越重要了。En glish more and more imp orta nt these days. 3. 窗戶是湯姆打碎的。 The wi ndow by Tom last week. 4. 世界各地都教英語(yǔ)。 En glish all over the world. 5. 他下周要去紐約。 HeNew York n ext week. 6. 我們要教新的學(xué)生。 We the new stude nts. 7. 他們昨天這個(gè)時(shí)候正在開會(huì)。They

6、a meeti ng at this time yesterday. 8. 明天我們將到公園里去種樹嗎? we trees in the park tomorrow? 三、there be 句型 be可以用在there be 句型中。there be 句式為：there be+主語(yǔ)部分+狀語(yǔ)部分，表示 某處存在某物”，有現(xiàn)在時(shí)、過(guò)去時(shí)和將來(lái)時(shí)等時(shí)態(tài)。如: Oh, cool! And there are many things to see. There is even a deer park in Sanya. There are about 80 goats on the top of th

7、e hill. Will there be a football match in your school n ext week? 【練習(xí)】用there be句型的適當(dāng)形式填空 1. There a girl in the room now. 2. Look, there some apples on the tree. 3. There any kites in the classroom yesterday afternoon? 4. There any apple juice in the bottle? 5. There some bread on the p late. 6. The

8、re a boy, two girls, three men and ten wome n in the park at this time. 7. There a robot （機(jī)器人）in your factory in the n ear future （不久的將來(lái)） 8. There two girls, a boy, three men and ten wome n in the park at this time. 四、實(shí)義動(dòng)詞be Be可以視為實(shí)義動(dòng)詞，因?yàn)樗哂袑?shí)際的詞義，如“成為；舉行；到達(dá)”等。如: This small bag is red. （be+形容詞） My li

9、ttle daughter was seve n years old last year. （be+數(shù)詞） Your mother and father were both at home yesterday evening. （be+介詞短語(yǔ)） My dream is to be a doctor. （be+不定式短語(yǔ)） 【練習(xí)】用be動(dòng)詞的適當(dāng)形式填空 2. Look, this dog tall and fat. 3. The man with big eyes a teacher now. 4. Mike and Liu Tao at school the day before yesterday. 5. The two cups of milk for me. 6.The coat on the desk just now. 7. This p air