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1、第七讲一般现在时/一般过去时 【学习目标】对初一，初二所学过的几种时态进行系统复习，并通过反复地讲解和练习，对每种时态可以做到灵活运用。本讲重点讲解一般现在时和一般过去时。【知识要点】一般现在时一.一般现在时使用情境:1.经常发生或反复发生的动作或是习惯。e.g I like making snowmen in winter. Do you often wash your hair?2.永恒的真理。e.g The sun rises in the east and sets in the west.A timely snow promises a good harvest.3.条件状语从句中从
2、句一般现在时表将来。例如：if it doesnt rain tomorrow ,our school will hold a sports meeting.二一般现在时的标志词： always. usually. often. sometimes. every day. every weeke.g He always goes to bed at ten at night.She often gets up late on Sundays.三谓语构成：1.当主语是第三人称单数时，谓语动词要加-s或-es例如：she takes a subway to go to work on weekda
3、ys.动词的单三形式变化规则:2. 当主语是其他人称时，谓语动词要用原形。You always help me and I feel grateful to you .一般过去时的构成及用法一、定义： 表示在过去的某个时间里所发生的动作或存在的状态。时间状语有：yesterday, last week, an hour ago, in 1982等。1）I was at the zoo yesterday. 昨天我在动物园。2）I went to bed at eleven last night . 昨晚我11：00睡觉。2表示在过去一段时间内，经常性或习惯性的动作。1）When I was a
4、 child, I often played football in the street.我在小的时候，我经常在街道上踢足球。2）My father often drove to work last year. 去年，我爸爸经常开车上班。二、句子结构1在表示某个时间里存在的状态的句子，系动词用过式was，were构成。如：（1）I was at home yesterday.昨天我在家。 2在表示过去某个时间里发生的动作，用动词的过去式构成。如：I visited my uncle yesterday. 昨天我拜访了我的叔叔。 规则变化：(1) 在词尾加ed 或d英语中大部分动词过去式都是规
5、则变化的，即在动词后加上ed；如果结尾字母是不发音的e，则只要加上一个d就行了。例如：work-worked clean-cleanedplay-playeddecide-decided live-lived love-loved(2) 以辅音字母+y结尾的，变y为i加edstudy-studied hurry-hurried carry-carried(3) 以重读闭音节结尾的，双写最后的辅音字母再加edstop-stopped drop-dropped wag-wagged2.不规则变化的动词过去式不规则变化是指过去式不能加ed，用另外一个词来表示。这样的不规则过去式也有很多，只有靠一个一
6、个去记忆了。例如：is/am-was are-werehave/has-hadshall-should will-wouldcan-couldmay- might go-wentcome-came take-took sit-sat say-said get-gotswim-swam run-ran write-wrote sing-sang tell-told speak-spoke begin-began break-broke 【经典练习】一、用实义动词的正确形式填空1. We _(clean)his classroom last night.2. I _(do)my homework
7、yesterday.3. They_(visit)their hometown last month.4. Lucy_ the day before yesterday. （get sick ） 5. Lily_(know)this question last time.6. You_(fly)a kite three days ago.7. What time _ Mary usually _ (play) basketball ?8. The weather _ (be ) windy today.9. Where _ his parents _ (work) now, do you kn
8、ow? 10. Who _ (teach) you English in your school?11. My classmate _ (know) the man on the bike.12. Lin Tao _ (like) his new sweater.13. He _ _(not know) the teachers name.选择题1【2012天津】38. I have been to Shanghai. I _ there last month. A. go B. went C. have gone D. will go2【2012天津】40. The cloth _ very
9、 soft and comfortable. A. smells B. tastes C. feels D. sounds3【2012四川宜宾】29. My grandma _ us stories when I was young. A. was used to tell B. is used to telling 中国#教育*出版%网C. used to tell D. used to telling 来源:*中国教育出版#&网4【2012绵阳市】15. We make it a rule that each of us_ the bedroom one day a week.A. has
10、 cleaned B. have cleaned C. cleans D. clean5【2012四川凉山】( ) 33. When will your aunt leave for Shanghai?来源&#%:中*教网I dont know, but Ill call you as soon as she_.A. leavesB. will leaveC. left来*源:中国教育%&出版网6【2012四川达州】27. Peter has changed a lot, hasnt he?Yes. He used to the guitar, but now he is more in pl
11、aying soccer.A. plays; interested B. play; interested C. play; interesting D. playing; interest7【 2012四川成都】39. Hey, Tony. You look tired today. I until 12 oclock last night for the math test. A. woke up B. stayed up C. grew up 8【 2012四川成都】37. Parents often ask their kids their internet friends becau
12、se the kids may be in danger.来源:中#&教*网 A. to meet B. not to meet C. meeting9【2012 烟台中考】24. The smile on Mothers face suggested she_.A. was gladB. was surprised C. is pleasedD. was annoyed10【2012 烟台中考】25. The woman _ all of her money to charities_ the poor.www.zzstep.&%com*#A. gave off, to helpB. gav
13、e up, helpingC. gave away, to helpD. gave, helping11Girl students in some schools are not allowed_ long hair来#*源:&中教网 Ahaving Bhave Chad Dto have来源&:中教网*#12【2012山东泰安】33. Dont _ so often. Its bad for your health. A. get up B. stay up C. look up D. come up13一Guess what! I saw Sally in London 一Really? I _ she was in New York Athink Bwas thinking Cthought Dam thinking14【2012 山东临沂】27. China plans to let tourists _ the Xisha islands in the south China Sea this year.A. visit B.
