12SelfCheck课件（25页）

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1、Unit 12Life is full of the unexpected.ReviewReview过去完成时过去完成时主语主语had nothadnt+p.p.+其它其它.Had+主语主语p.p.+其它其它?主语主语had+p.p.+其它其它.强调过去某一个动作发生在另强调过去某一个动作发生在另一个动作前常常用过去完成时态。一个动作前常常用过去完成时态。过去完成时的结构过去完成时的结构过去完成时的用法过去完成时的用法过去完成时的否定形式过去完成时的否定形式过去完成时的疑问形式过去完成时的疑问形式1.一般过去时一般过去时表示在表示在过去过去某时发生的动作或某时发生的动作或存在的状态。存在的状态

2、。例：例：WestartedtolearnEnglish5yearsago.我们五年前开始学英语。我们五年前开始学英语。对比一般过去时、现在完成时与一般过去时、现在完成时与过去完成时过去完成时5yearsago now2.现在完成时现在完成时表示的动作发生在过去，但侧重表示的动作发生在过去，但侧重对现在产生的结果或造成的影响，与现在有对现在产生的结果或造成的影响，与现在有关。其结构为：关。其结构为：“助动词助动词have（has）+过去过去分词分词”。例：例：WehavelearnedEnglishfor5years.我们已经学了五年的英语了。我们已经学了五年的英语了。5 years agoh

3、ave learnednow3.过去完成时过去完成时表示在过去某个时间或动作之前表示在过去某个时间或动作之前已经发生或完成了的动作或存在的状态，即已经发生或完成了的动作或存在的状态，即“过去的过去（过去的过去（past-in-the-past）”。例：例：Wehad learnedEnglish4yearbylastyear.到去年为止，我们已经学英语四年了。到去年为止，我们已经学英语四年了。past in the pastpastnow过去完成时过去完成时的的判断依据判断依据:由由“过去的过去过去的过去”来判定。来判定。过去完成时表示过去完成时表示“过去的过去过去的过去”，先先发生的动作用发

4、生的动作用过去完过去完成时成时，后后发生的动作用发生的动作用一般过去时一般过去时。例：例：When I got to the station,the train had already left.当我到车站时，火车已经离开了。当我到车站时，火车已经离开了。After he had finished his homework,he went to bed.完成作业后他就去睡觉了。完成作业后他就去睡觉了。first firstBythetimeWhenBythetimeheranoutside,thebushadalreadyleft.过去的过去过去的过去过去过去heranoutsidethebu

5、sleftthepolicemangottotheshopTomranawayBythetimethepolicemangottotheshop,Tomhadrunaway.过去的过去过去的过去过去过去MarywokeuptheconcertwasoverBythetimeMarywokeup,theconcerthadbeenover.过去的过去过去的过去过去过去1.We_(learn)2000Englishwordssincewecametothisschool.Theteachersaidwe_(learn)2000Englishwordssincethen.We_(learn)500w

6、ordslastterm.We_(learn)2000wordsbytheendoflastterm.hadlearnedhadlearnedlearnedhadlearned2.He_(have)ameetingnextweek.He_(have)ameetingtwoweeksago.Hetoldmehe_(have)ameetingtwoweeksbefore.3._you_(be)totheGreatWall?Theteacheraskedifyou_(be)totheGreatWall?hadhadhadHavebeenhadbeenwillhave1 Complete the pa

7、ssage with the correct forms of the words in the box.cancel miss west accidentlady officer market unexpectedLastSaturdayaftermyFrenchcourse,Idecidedtodrivetothe_tobuyameatpiefordinner.AsIwasheading_,Isawahugetruckinthemiddleoftheroad.Therehadbeena(n)_marketwestaccidentandthereweremanypolice_around.I

8、turnedaroundanddecidedtogotoanearbymall.However,I_theroadthatledtothemall.ThenIsawarestaurantthatsoldchickennoodles.Iwentinsideandthe_,whowastheowner,servedmethemostdeliciousbowlofchickennoodlesever.Ihadmadea(n)_discovery!ImsogladthatI_myplantogotothemarket.officersmissedladyunexpectedcancelled2 Thi

9、nk of ways to finish the answers.1.A:Whydidntyouhandinyoursciencehomework?B:BeforeIcouldstartworkingonit,_2.A:Whydidntyoutakeashowerthismorning?B:BythetimeIgotup,_mybabybrotherstartedcryingandIhadtolookafterhimasmymotherwassick.mysisterhadalreadygoneintothebathroomandthebuswashonkingformetohurryup.3

10、.A:Whydidyouhavetowalkhomefromschool?B:BythetimeIleftmyschool,_theschoolbushadalreadyleft.1.Ihappened_himintheparkyesterday.A.meetB.meetingC.metD.tomeet2.Haveyoueverinvitedafriend_yourschool?A.forB.withC.toD.at一、单项选择一、单项选择DC3.Whatdidyoudo_AprilFoolsDay?A.onB.atC.inD.with4.-Theadvertisementsaystherew

11、illbeagreatcelebrationthisSunday.-Forgetit,itsa_.A.foolB.hoaxC.pleasureD.riskAB5.Johnnyannouncedthathewouldnever_beforefindingasatisfyingjob.A.marryB.marriedC.getmarriedD.getmarry6.-WhywasMissLeeangrythismorning?-BecauseTomdidnt_hishomework.A.handoutB.handinC.giveawayD.giveoutCB根据汉语提示写出下面句中所缺的单词。1.W

12、hat a_(傻瓜)Iwas to believehe isagoodman.2.Fewpeoplerealizedtheimportanceofthe_(发现).3.Heisnotan_(军官),butacommonsoldier.4.Heistheonlypersonthatis_(可相信的).5.Whenspringcomes,thesnowandice_(消失).根据汉语提示写出下面句中所缺的单词。1.What a_(傻瓜)Iwas to believehe isagoodman.2.Fewpeoplerealizedtheimportanceofthe_(发现).3.Heisnota

13、n_(军官),butacommonsoldier.4.Heistheonlypersonthatis_(可相信的).5.Whenspringcomes,thesnowandice_(消失).二、根据汉语提示写出下面句中所缺的单词。二、根据汉语提示写出下面句中所缺的单词。1.Whata_(傻瓜傻瓜)Iwastobelievehewasagoodman.2.Fewpeoplerealizedtheimportanceofthe_(发现发现).3.Heisnotan_(军官军官),butacommonsoldier.4.Heistheonlypersonthatis_(可相信的可相信的).5.Whenspringcomes,thesnowandicewill_(消失消失).fooldiscoveryofficerbelievabledisappearHomeworkReviewwhatyouhavelearnedinthisunitandpreviewwhatyouwilllearninnextunit.