概念义宝山补习班宝山初中补习班.doc

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1、宝山初中补习班新王牌Lesson88Haveyou…yet?你已经…了吗？本课知识点：1.一般过去时与现在完成时的对比（二）1.Grammar.2.一般过去时表示过去某时发生的动作或单纯叙述过去的事情，强调动作;现在完成时为过去发生的，强调过去的事情对现在的影响，强调的是影响。3.一般过去时常与具体的时间状语连用，而现在完成时通常与模糊的时间状语连用，或无时间状语。4.现在完成时可表示持续到现在的动作或状态，动词一般是延续性的。5.一般过去时的时间状语：yesterday,…ago,in1980,inOctober,justnow等，皆为具体的时间状语。6.现在完成时的时间状语

2、：for,since,sofar,ever,never,just,yet,till/until,uptonow,inpastyears,always等，皆不确定的时间状语。e.g.:Isawthisfilmyesterday.(强调看的动作发生过了)Ihaveseenthisfilm.(强调对现在的影响，电影的内容已经知道了)HehasbeenintheLeagueforthreeyears.(在团内的状态可延续)HehasbeenaLeaguememberforthreeyears.(是团员的状态可持续)注意：句子中如有过去时的时间副词(如yesterday，last，wee

3、k，in1960)时，不能使用现在完成时，要用过去时。e.g.:(错)Tomhaswrittenalettertohisparentslastnight.(对)Tomwrotealettertohisparentslastnight.练习1：填空题：用所给词适当形式填空a)I_________(mail)theletterlastweek.Haven’tyougotit?b)_________(not)Itellyoutobequick?c)Heistryingto_________(help)theold.d)Haveyou_________(send)thefiletoth

4、ebossyet?e)Didyou_________(read)thetextbooklastlight?练习2：按要求改句子:在横线上填上适当的单词i.Sammyhelpedhismotherwiththehouseworkyesterday.Negative:Sammy__________hismotherwiththehouseworkyesterday.Question:_____Sammy_____hismotherwiththehouseworkyesterday?ii.Ididmorningexerciseseverydaylastterm.Negative:I_

5、_________domorningexerciseseverydaylastterm.Question:_____you_____morningexerciseseverydaylastterm?iii.Theyhadsomeshoeslikethoseamonthago.(对划线部分提问)_____didthey_____someshoeslikethose?宝山初中补习班新王牌i.Jackmustgotothesupermarkettobuysomebeef.Negative：Jack_____gotothesupermarkettobuysomebeef.ii.--Ha

6、veyouhadanyteaorcoffee?--I__________anytea.I__________somecoffee.1.Homework1)选择题:将正确选项填入括号内()1)I__________hereformorethantwoyears.A.livedBamlivingChavelivedD：havebeenlived()2)Mymotherhasworkedinthisfactory______2years.A.aboutB.forC.inD.since()3)Wehaveneverseen__________interestingfilm.A.such

7、B.suchanC.soD.sucha()4)Mrs.Smithis__________friendof__________.A.the;mineB.a;meC.the;myD.a;mine()5)Heis__________boy.A.aseven-years-oldB.aneight-year-oldC.theseven-year-oldD.aneight-year-older()6)Afamousactresswillarriveatthe__________thisafternoon