be动词的用法总结

1、be 动词的用法总结Be 动词的用法口诀:我用 am ，你用 are ， is 连着他，她，它；单数名词用is ，复数名词全用are 。变疑问，往前提，句末问号莫丢弃。变否定，更容易，be 后 not 莫忘记。疑问否定任你变，句首大写莫迟疑一、系动词bebe 可以用作连系动词，中心词义是“是”，句型为“主系表”结构。be 的形式常用am, is, are( 现在式 )； was, were(过去式 ) ；will/can/may/must be(助动词 / 情态动词原形) ；have/has/had been(助动词过去分词 ) 等。如：To help animals is helping p

2、eople.（一般现在时）The twins were very busy yesterday.（一般过去时）It will be sunny tomorrow.（一般将来时）She has been ill for over a week.（现在完成时）二、助动词beBe 可以用作助动词，无词义，辅助主要动词一起在句中作谓语动词。用法如下：1. be+doing ：构成进行时态，有现在和过去两种进行时态。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：构成被动语态（主语是动作的承受者，done必须是及物动词）。如：精品文库Tea is grown in my hometown.（一般现在时的被动语态）This building was built three years ago.（一般过去时的被动语态）Our classroom has been cleaned and tidied already.（现在完成时的被动语态）How could this kind of cakes be made in your home?（含情态动词的被动语态）That is a

4、day never to be forgotten.（动词不定式的被动语态）3. be+going to do，表示“打算或将要做某事”，be 有现在和过去两种形式。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“按计划安排将要做某事”。如：The new shop is not to be opened till next Monday.【练习】翻译下列句子1.他们现在正在开会。 Theya meeting no

5、w.2.如今英语越来越重要了。Englishmore and more important these days.3.窗户是汤姆打碎的。 The windowby Tom last week.4.世界各地都教英语。 Englishall over the world.5.他下周要去纽约。 HeNew York next week.6.我们要教新的学生。 We the new students.7.他们昨天这个时候正在开会。Theya meeting at this time yesterday.8.明天我们将到公园里去种树吗？wetrees in the park tomorrow?三、 th

6、ere be句型be 可以用在there be句型中。 there be句式为： there be+主语部分状语部分，表示“某处存在某物”，有现在时、过去时和将来时等时态。如：欢迎下载2精品文库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?【练习】用there be句型的适当形式

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（机器人） in your factory

8、 in the near future（不久的将来） ?8.Theretwo girls, a boy, three men and ten women in the park at this time.四、实义动词beBe 可以视为实义动词，因为它具有实际的词义，如“成为；举行；到达”等。如：This small bag is red.（be+ 形容词）My little daughter was seven years old last year.（ be+ 数词）Your mother and father were both at home yesterday evening.（ be+ 介词短语）My dream is to be a doctor.（ be+ 不定式短语）【练习】用 be 动词的适当形式填空2.Look, this dogtall and fat.3.The man with big eyesa teacher now.4.Mike and Liu Taoat school the day before yesterday.欢迎下载3精品文库5.The two cups of milkfor me.6.The coaton the desk just now.7.This pai