2022-2023学年人教版八年级上册unit 1语法专项复习一般过去时精讲+精练

2022-2023人教版八年级上册unit 1语法专项复习 一般过去时精讲+精练+答案 一般过去时的概念: 一般过去时表示过去某个时间发生的动作或存在的状态。常和表示过去的时间状语连用,如:last year, yesterday等。 例如:I saw him in the street yesterday. 昨天我在街上看见他了。 一般过去时的结构 1、肯定:主语+动词过去式+其他 例句:She often came to help us in those days. 2、 否定:①was/were+not; ②在行为动词前加didn't,同时还原行为动词 例句:I didn't know you like coffee. 3、 一般疑问句:①Did+主语+谓语动词原型+其他? ②Was/Were+主语+表语? 例如:-Did you go to Beijing last week? -Yes, we did. (No, we didn't.) 4、特殊疑问句:疑问词+did+主语+动词原形+其它? 例如:-What did you do last night? -I did my homework. 动词过去式的构成: (1)规则动词过去式的构成有四条规则: ①一般在动词原形末尾直接加上-ed。如:look-looked。 ②以不发音的字母e结尾的动词,去e再加-ed。如:live-lived。 ③末尾只有一个辅音字母的重读闭音节(辅元辅结构),先双写这个辅音字母,再加-ed。如:stop-stopped。 ④末尾是辅音字母+y结尾的动词,先变y为i,然后再加-ed。如:study-studied。 (2) 不规则动词的过去式需特殊记忆。 如:am(is)-was, are-were, go-went, come-came, take-took, have (has)-had等。 一般过去时口诀 一般过去时并不难, 表示过去动作、状态记心间。 动词要用过去式,时间状语句末站。 否定句很简单,didn't 站在动词原形前, 其它部分不要变。一般疑问句也好变, did放在句子前,主语、动词原形、其它部分依次站。 特殊疑问句也简单,疑问词加一般疑问句记心间。 最后一条请注意,动词过去式要牢记。 一般过去式专项练习 1、 改写句子 1、 Lucy did her homework at home.(改否定句) Lucy _ _ her homework at home. 2、 He found some meat in the fridge(冰箱).(对划线部分提问) _ _ he _ in the fridge? 3、 There was some orange in the cup.(变一般疑问句) _ there _ orange in the cup? 4. Frank read an interesting book about history. (一般疑问句) _ Frank _ an interesting book about history? 参考答案、1.didn't do2. What; did; find 3. Was; any4. Did; read 2、 句型转换 they read English last night. 一般疑问句:_ 肯定/否定回答:_ 对划线部分提问:_ 参考答案“Did they read English last night? Yes,they did./No,they didn't. What did they do last night? 3、 用所给动词的适当形式填空 1. Tom and Mary _ (come) to china last month. 2. Mike _(not go) to bed until 12 o’clock last night. so I_ (get ) up late. 3. Mary _ (read) English yesterday morning. 4. There _ (be) no one here a moment ago. 5. I _ (call) mike this morning. 6. I listened but _ (hear) nothing. 7. Tom _ (begin) to learn Chinese last year. 8. Last week we _ (pick) many apples on the farm. 9. My mother _ (not do) housework yesterday. 10. She watches TV every evening. But she