初中英语BE动词详解(精辟)

1、1. Be 动词的形式：be现在过去单数is/amwas复数arewere分词beingbeenBe 动词口诀：我用 am, 你用 are, is 用于他、她、它。单数用 is,复数用 are。指示代词作主语,This, that用 is, These, those 要用 are。若是变为否定句,Not 系动词后面加。若变一般疑问句,句首 Am, Is, Are, 句末问号莫忘加。回答一般疑问句,Yes,或 N o 简回答。另外：我们还会碰到Be 动词的动词不定式：to be ，接下来我们来练练手吧( 光说不练假把式嘛 )：I am sorry for my _ late today. I h

2、aven t _ late for a long time.You must _ here on time next time. I expect you _ a punctualperson.答案： I am sorry for my beinglate today. I havent been late for a long time.( 原句意思是 “很抱歉我今天迟到了。我很长时间没迟到了。” 所以这句话可别随便和你的老师说喔，不然老师一定会抽死你的。阴笑ing )You must be here on time next time. I expect you to be a punct

3、ual person.2. Be 动词的简写形式和否定形式：简写形式：be 动词的否定形式：be 动词否定形式的简写：I am => ImI am notI am => I m not You are =>You reYou are notYou are not =>You're not =>you aren'tShe is =>She sShe is notShe is not =>She's not =>she isn't注：如果 be 动词前有别的助动词的时候，要在be 动词前面进行否定。换句话说当be 动词

4、是 be, to be, being, been的形式时，否定都是在前面加not 。例如： It will not be that easy.It couldn t be better.3. Be 动词的进阶：(1) 时态：进行时be doing => am is are / was were doing例句： She is writing a letter now.I was sleeping at that time.(2) 语态be done (可以和各种时态结合)例句： I am badly paid.He was killed in an accident.He is appo

5、inted as the manager of this department.(3) 词缀 be-形容词： beloved adj.敬爱的 , 受到爱戴的belated a.迟来的benighted adj愚昧无知的，落后的动词： belittle vt.轻视，使渺小bemoan vt.惋惜；为 叹息4. 涉及的句型：(1) 祈使句：肯定： Be quiet, please.Be carefull.否定： Dont be nervous.Don t be late.Don't be too serious.(2) There be结构：There is a pen and two books on the desk.There are two books and a pen on the desk.5. 句子赏析Be yourself.I'll always be there for you.Leave her be, she obviously doesn t want to talk about it.To be or not to be， that s the question.【