一般过去时讲义.doc

一般过去时讲义 2012-11-14一定义： 1一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。一般过去时也表示过去经常或反复发生的动作。二标志:yesterday,yesterday evening/morning/afternoon,the day before yesterday last week/ night/month/year/weekend/summer/ Monday/Sunday. two days ago, a moment ago , an hour ago, in 1990, just now 三构成1、 主语+Be过去式（was/ were）+其他am 和is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）带有was或were的句子，其否定、疑问的变化和is, am, are一样，即否定句在was或were后加not，一般疑问句把was或were调到句首。2主语+ 动词过去式（did）+其他 否定句：didnt +动词原形，如：Jim went home yesterday. -否定 Jim didnt go home yesterday. 一般疑问句：在句首加did，句子中的动词过去式变回原形。如：Jim went home yesterday. -一般疑问句 Did Jim go home yesterday? 特殊疑问句：疑问词+一般疑问句？如：Jim went home yesterday. -特殊疑问句 What did Jim do yesterday?三、动词过去式变化规则： (一) 规则动词变化1一般在动词末尾加-ed，如：watch-watched , cook-cooked, clean-cleaned2结尾是e加d，如：taste-tasted, practicepracticed, like-liked3末尾是辅音字母加一个元音字母和一个辅音字母的重读闭音节，应双写末尾的辅音字母，再加-ed，如：stop-stopped, shopshopped4以“辅音字母+y”结尾的，变y为i， 再加-ed，如：crycried , study-studied（二）不规则动词表： 见课本最后一页小练习：一动词过去式isam_ fly_ plant_ are _drink_ play_ go_ make _does_ dance_ worry_ ask _taste_ eat_ draw_ play_say_tell_watch_spend_read_ clean_ visit_ cook_ write_ see_ sing_ draw_ study_practice_enjoy_come_buy_ find_ give_ hear_ know_ leave_ put_ sit_sleep_ speak_ stand_ teach_ throw_ kick_ pass_ do _二时态混合填空1. Look！ Someone _(swim) at the pool. Tom often _(swim) in the river in summer. He likes_. He _(swim) with his friends yesterday.2. My father usually _(watch) TV in the evening, but he _(not watch) it last night. Look! He _(watch) a basketball match now.3. Listen! Lucy _(read) English now. She _(read) English every day. She _(read) English for half an hour yesterday morning.4. He _often late for school last year. But now he _never late.(be)5. When did it start? It _(start) two days ago.6. I _(not feel) well at the moment.7. Peter often _(write) letter to his friends. He _(write) three letters last night. Look! He _(write) letters now.8. How _(be) your last vacation? It _(be) great.9. Lily _(lie) on the beach and listening to music.Lily _on the beach and read a book.10. _you happy at yesterdays party? Yes, I _（be）.三按要求变换句型1. I_(be) at home last night. 一般疑问句 否定句 划线提问 2. They _(be) very happy at the party last week.(要求同上) 3. There _(be) some boys in the room just now. 否定句 一般疑问句 4. I _(watch) TV last night. 否定句 一般疑问句划线提问 5. Lucy _(write) a letter to her friend yesterday. (要求同上) 6. My mother _(have)a cold two days ago. (要求同上) 7. They _(play) soccer in the park last weenkend. (要求同上) 8. Tom did his home work last night. (否定句， 一般疑问句) 9. We _(go) to the mountains last vacation. (否定，一般问，划线) 10. .I saw an interesting talk show yesterday evening.(要求同上) 11. She is studying Englis