【初中英语讲义(教案): 初二英语时态讲解一般过去时】.doc
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1、 一般过去时 一、导入 孩子弄的大人没脾气 儿子问老公:张飞他妈姓什么? 老公:不知道。 儿子:笨,姓吴,无事生非吴氏生飞都不知道。 儿子再问:张飞他爸姓什么? 老公思索半天,猛拍脑门:姓惹,惹事生非! 儿子狂笑:笨死了!姓张!你不跟你爸姓呀。 二、1专题讲解 一般过去时 1、定义:一般过去时表示过去某个时间里发生的动作或状态,常和表示过去的时间状语 连用;也可表示过去习惯性或经常性的动作和行为。 2、时间状语:yesterday , the day before yesterday , yesterday morning , just now , a moment ago ,two days
2、 ago , last night / year / week , before 11:00 , in the past ,at that time等 3、使用情况: 1) 表示过去某个时间发生的动作或存在的状态。 I got up at 7:00 yesterday. 我昨天7点起床。 (2) 表示过去经常或反复发生的动作。 He always went to work by bus last year. 去年他总是乘公交车去上班。 4.一般现在时的结构及句型变化 结构:一般现在时的结构主要有三种形式: 1)、结构一谓语动词为be动词时 J 肯定句:主语+be(was,were)+其它. 注
3、:am,iswas, arewereJ 否认句:主语+be+not+其它. 一般疑问句:Be+主语+其它? e.g. I was late yesterday. e.g. They were in Bei jing last year. I was not late yesterday. They werent in Bei jing last year. Were you late yesterday? Were they in Bei jing last year? Yes, I was. Yes, they were. No, I wasnt. No, they werent am和is
4、在一般过去时中变为was。was not=wasnt are在一般过去时中变为were。were not=werent (2、结构二谓语动词为情态动词时 (注意:情态动词 can ,may ,have to 等等。 肯定句:主语+情态动词过去式+动词原形+其它.J 否认句:主语+情态动词过去式+not+动词原形+其它. 一般疑问句:情态动词过去式+主语+动词原形+其它? E.g. The old man could swim 30 years ago. The old man couldnt swim 30 years ago. Could the old man swim 30 years
5、ago? Yes, he could. No, he couldnt. 常用情态动词过去式如下: cancould能,会 maymight可以 have tohad to不得不 shallshould将要用于第一人称单数 willwould将要用于所有人称 (3)、结构三谓语动词为实义动词时 肯定句:主语+动词过去式+其它.J 否认句:主语+ didnt +动词原形+其它. 一般疑问句:Did+主语+动词原形+其它? E.g. Li Ming studied English this morning. E.g. We often played tennis in the past. Li Mi
6、ng didnt study English this morning. We didnt often play tennis in the past. Did Li Ming study English this morning? Did you often play tennis in the past? Yes, he did. Yes, we did. No, he didnt. No, we didnt. 注:1.谓语动词为实义动词时,变否认句和一般疑问句一律找助动词did来帮助过 去时不分人称和单复数,都是加did或did not 2.前面出现了助动词,后面的动词一律用原形。 3.
7、变一般疑问句时,一问一答的关系当中,第一人称和第二人称要相互交换。 5.一般过去时的特殊疑问句: 结构:特殊疑问词 +一般疑问句? 特殊疑问词+did+主语+动词原形+其它? 特殊疑问词+was/were+主语+其它? E.g. Where were you last night? What did Jim do yesterday? Where did you walk to yesterday? How did you find the job? 6、动词的过去式 1、动词过去式的规那么变化 (1)、一般词尾加-ed stay-stayed help - helped ask - aske
8、d look-looked watch - watched (2、以e结尾的只加-d hope-hoped love - loved dance - danced livelived 3、末尾三个字母以“辅+元+辅结尾,且为重读闭音节,应双写末尾的辅音 字母,再加-ed Stop- stopped plan- planned drop - dropped beg - begged 4)、“辅音字母+y尾,变y为i, 再加 -ed carry - carried study - studied hurry - hurried 2、动词过去式的不规那么变化 见书后表格 7、口诀: 动词一般过去时,
9、表示过去发生事; be用was或用were, have,has变had; 谓语动词过去式,过去时间作标志; 一般动词加-ed,假设是特殊得硬记。 否认句很简单,主语之后didnt添; 疑问句也不难,did放在主语前; 如果谓语之前有did,谓语动词需复原; 动词假设是was,were,否认就把not添。2变式练习 一、写出以下动词的过去式 isam_ fly_ plant_ are _ drink_ play_ go_ make _ does_ _ dance_ worry_ ask _ taste_ eat_ draw_ put _ throw_ kick_ pass_ do _ 二、用be
10、动词的适当形式填空。 1. I _ an English teacher now. 2. She _ happy yesterday. 3. They _ glad to see each other last month. 4. Helen and Nancy _ good friends. 5. The little dog _ two years old this year. 6. Look, there _ lots of grapes here. 7. There _ a sign on the chair on Monday. 8. Today _ the second of Ju
11、ne. Yesterday _ the first of June. It _ Childrens Day. All the students _ very excited.四、稳固练习 一、句型变换。 1、There was a car in front of the house just now. 否认句:_ 一般疑问句:_ 肯定答复:_ 否认答复:_ 2 They played football on the playground. 否认句:_ 一般疑问句:_ 肯定答复:_ 否认答复:_二、用所给动词的适当形式填空。 1. I _ (watch) a cartoon on Saturda
12、y. 2. Her father _ (read) a newspaper last night. 3. We _ to the zoo yesterday, Tom _ to the park. (go) 4. _ you _ (visit) your relatives last Spring Festival? 5. _ he _ (fly) a kite on Sunday? Yes, he _. 6. Gao Shan _ (pull) up carrots last National Day holiday. 7. I _ (sweep) the floor yesterday,
13、but my mother _. 8. What _ she _ (find) in the garden last morning? She _ (find) a beautiful butterfly. 9. It _ (be) Bens birthday last Friday 10. We all _ (have) a good time last night. 五、 拓展训练 一、句型转换。 1、Lucy did her homework at home.改否认句 Lucy _ _ her homework at home. 2、He found some meat in the f
14、ridge冰箱.变一般疑问句) _ he _ _ meat in the fridge? 3、She stayed there for a week.对划线局部提问 _ _ _ she _ there? 4、There was some orange in the cup.变一般疑问句) _ there _ orange in the cup? 二、单项选择: 1My fatherill yesterday Aisnt Barent Cwasnt Dwerent 2your parents at home last week AIs BWas CAre DWere 3The twinsin D
15、alian last year Theyhere now Aare; were Bwere; are Cwas; are Dwere; was 4your father at work the dayyesterday (前天 AWas; before BIs; before Cwas; are Dwere; was 5Who was on duty last Friday AI am BI was CYes, I was DNo, I wasnt 三、用所给动词的适当形式填空。 1. Dont _ the house. Mum _ it yesterday. (clean) 2. What
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