人教版英语七年级上册期末各单元语法复习讲解与练习(无答案)

Unit 1 You and Me 语法讲解一 be动词用法 1. be 动词一般现在时三种形式: am, is, are 【助记小口诀】 我 (I) 用 am,你(you) 用 are, is 跟着他 (he), 她 (she), 它(it) 2. be动词的一般现在时 肯定式 否定式 I am a teacher. 我是一位教师。 I am not a teacher. 我不是一位教师。 He/ She is a teacher. 他/她是一位教师。 He/ She is not (= isn't) a teacher.他/她不是一位教师。 We/ You / They are teachers. 我们/你们/他们是教师。 We/ You / They are not (= aren't) teachers. 我们/你们/他们不是教师。 语法练习一 be动词用法 （一）按要求填空。 我是： _____ = _____(缩写)(第一人称) 我们是： _____ = _____(缩写)(第一人称复数) 你(们)是： _____ = _____(缩写)(第二人称和复数人称) 他是： _____ = _____(缩写)(第三人称单数) 她是： _____ = _____(缩写)(第三人称单数) 它是： _____ = _____(缩写)(第三人称单数) 他们是／她们是／它们是： _____ = _____(缩写)(第三人称复数) （二）填上 be 动词的适当形式。 1. I _____ your English teacher. 2. You _____ my dear students. 3. She _____ his mother. 4. He _____ a doctor. 5. It _____ my lovely cat. 6. We _____ in the classroom. 7. They _____ from China. 8. The book _____ in your bag. 9. The water _____ clean and sweet. 10. The water and air _____ fresh now. 11. Your father _____ strict. 12. Their teacher _____ outgoing. 13. Mary’s friends _____ nice and kind to us. 14. His sister and brother _____ smart. 15. Students in No. 1 Middle School _____ smart and polite. （三）句型转换。 1. 一般疑问句：Are you Helen (作肯定及否定回答) _____. / _____. 2. Tom is my friend. (变一般疑问句，并作回答) 一般疑问句：_____ 回答：Yes, _____ . / No, _____ . 3. Sally and Tom are in China. (变一般疑问句) _____ 4. 否定句：She is my friend. (变为否定句) She _____ my friend. = She _____ my friend. 5. 特殊疑问句：What’s your name _____ Helen. What’s his name _____ Jack. What’s her name _____ Cindy. 语法讲解二 人称代词 1.人称代词有人称、数和格等的变化，详见下表： 人称 单数 复数 主格 宾格 主格 宾格 第一人称 I me we us 第二人称 you you you you 第三人称 he him they them she her it it 2. 人称代词的基本用法： 主格人称代词作主语，宾格人称代词作动词或介词的宾语。 He is my friend. 他是我的朋友。(he是主格，作主语) I don't know them. 我不认识他们。(them是宾格，作动词 know的宾语) 语法练习二 人称代词 1．—Do you know the woman in a pink dress —Yes, she is our new teacher. She teaches _____ English this term. A．we B．our C．us D．ours 2．This is my teacher, Miss Chen. _____ is from Hebei. A．He B．It C．She D．They 3．—Who’s _____ English teacher, boys and girls —Miss Wu. She teaches very well and everyone likes _____. A．your; him B．our; he C．your; her D．our; she 4．You’d better spend more time practising _____ spoken English. A．you B．your C．we D．our 语法讲解三 冠词： 冠词的用法： 不定冠词a/an, 辅音音素前用a,元音音素前用an. 注意：hour/a /字母h没有发音，看音标就知道是元音开头，所以用an hour；useful/ju:sfl/，看音标是/j/开头，是辅音音素，所以用a useful subject. 定冠词the,表示特指，意思相当于this/that,these/those等，如：on the desk。第二次提到某一东西也要用the,这也是特指。 零冠词，即 ... ...