be動詞的用法總結(jié)

1、be 動詞的用法總結(jié)Be 動詞的用法口訣: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，往前提，句末問號莫丟棄。變否定，更容易，be 后 not 莫忘記。疑問否定任你變，句首大寫莫遲疑一、系動詞bebe 可以用作連系動詞，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(過去式 ) ；will/can/may/must be(助動詞 / 情態(tài)動詞原形) ；have/has/had been(助動詞過去分詞 ) 等。如：To help animals is helping p

2、eople.（一般現(xiàn)在時）The twins were very busy yesterday.（一般過去時）It will be sunny tomorrow.（一般將來時）She has been ill for over a week.（現(xiàn)在完成時）二、助動詞beBe 可以用作助動詞，無詞義，輔助主要動詞一起在句中作謂語動詞。用法如下：1. be+doing ：構(gòu)成進(jìn)行時態(tài)，有現(xiàn)在和過去兩種進(jìn)行時態(tài)。如：The girls is reading and copying the new words now.Young Tom was having an English class at t

3、his time yesterday morning.2. be+done：構(gòu)成被動語態(tài)（主語是動作的承受者，done必須是及物動詞）。如：精品文庫Tea is grown in my hometown.（一般現(xiàn)在時的被動語態(tài)）This building was built three years ago.（一般過去時的被動語態(tài)）Our classroom has been cleaned and tidied already.（現(xiàn)在完成時的被動語態(tài)）How could this kind of cakes be made in your home?（含情態(tài)動詞的被動語態(tài)）That is a

4、day never to be forgotten.（動詞不定式的被動語態(tài)）3. be+going to do，表示“打算或?qū)⒁瞿呈隆?，be 有現(xiàn)在和過去兩種形式。如：We are going to plant trees in the park tomorrow.I didn't know if she was going to come here.4. be+to do ，表示“按計劃安排將要做某事”。如：The new shop is not to be opened till next Monday.【練習(xí)】翻譯下列句子1.他們現(xiàn)在正在開會。 Theya meeting no

5、w.2.如今英語越來越重要了。Englishmore and more important these days.3.窗戶是湯姆打碎的。 The windowby Tom last week.4.世界各地都教英語。 Englishall over the world.5.他下周要去紐約。 HeNew York next week.6.我們要教新的學(xué)生。 We the new students.7.他們昨天這個時候正在開會。Theya meeting at this time yesterday.8.明天我們將到公園里去種樹嗎？wetrees in the park tomorrow?三、 th

6、ere be句型be 可以用在there be句型中。 there be句式為： there be+主語部分狀語部分，表示“某處存在某物”，有現(xiàn)在時、過去時和將來時等時態(tài)。如：歡迎下載2精品文庫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 the hill.Will there be a football match in your school next week?【練習(xí)】用there be句型的適當(dāng)形式

7、填空1.Therea girl in the room now.2.Look, theresome apples on the tree.3.Thereany kites in the classroom yesterday afternoon?4.Thereany apple juice in the bottle?5.Theresome bread on the plate.6.Therea boy, two girls, three men and ten women in the park at this time.7.Therea robot（機(jī)器人） in your factory

8、 in the near future（不久的將來） ?8.Theretwo girls, a boy, three men and ten women in the park at this time.四、實(shí)義動詞beBe 可以視為實(shí)義動詞，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 little daughter was seven years old last year.（ be+ 數(shù)詞）Your mother and father were both at home yesterday evening.（ be+ 介詞短語）My dream is to be a doctor.（ be+ 不定式短語）【練習(xí)】用 be 動詞的適當(dāng)形式填空2.Look, this dogtall and fat.3.The man with big eyesa teacher now.4.Mike and Liu Taoat school the day before yesterday.歡迎下載3精品文庫5.The two cups of milkfor me.6.The coaton the desk just now.7.This pai