Unit3 Computers 第5课时

《Unit3 Computers 第5课时》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、高一英语预习提纲及学案Book2Unit3Computers第5课时单元复习[复习三维目标]Teachingaims:MasterthewordsandexpressionsofUnit5;Trainthestudents’abilityofreadingandwriting.[复习重点]Importantpoints:usageofverbs[复习难点]Difficultpoints:sentencepattern[课时安排]1period[学习过程]Learningprocedures一、自主探究1．学得较好的知识自主解决2．对掌握较

2、差的内容自查、自悟、自解二、合作释疑（一）查找误区现在完成时被动语态的构成形式：have/has+beendone，其基本用法表示事情发生在过去，但其结果对现在的事态或情况仍然产生一定的影响，常与already,yet,just等连用。有时表示过去已经开始，不仅持续到现在而且还可能继续进行下去的动作或状态，常与表示一段时间的状语如recently,lately,thesedays,inthelastfewyears,since2000,for20years等连用。TranslatesomesentencesintoEnglish①工作完成

3、了吗？②这本书已被译成多国语言。③最近电脑的价格下降了。④这本书花了我50元。（二）误区指津Hissisterlefthomein1998,andsince.A．hadnotbeenheardofB．hasnotbeenheardofC．hadnotheardofD．hasnotheardof（1）误区：部分学生误选A。答案：B（2）指津：根据句意应用现在完成时的被动语态。（3）变式训练：①—WhydoesLinglinglooksounhappy？—Shebyherclassmates.A．haslaughedB．laughedat4C

4、．laughedD．hasbeenlaughedat②Whenandwheretogofortheholidayyet.A．arenotdecidedB．havenotbeendecidedC．isnotbeingdecidedD．hasnotbeendecided③—Howlongatthisjob？—Since1990.A．wereyouemployedB．haveyoubeenemployedC．hadyoubeenemployedD．willyoubeemployed④Thefarmerswerebusygettinginthew

5、heat,becausetheythereweregoingtobeaheavyrain.A．weretoldB．hadtoldC．hadbeentoldD．havetold⑤Thebestwaytopreventtheairpollution,buttheskyisstillnotclear.A．isusedB．areusedC．hasbeenusedD．havebeenused（三）单元巩固练习I．词汇知识1．anyway2．goodatlearning,understandingandthinkinginalogical3．asou

6、ndoractionthatyoumakeinordertogiveinformationtosomeoneortellthemtodosth4．onememberofgroupofpeopleorthingsthathavesimilarfeaturesorqualities5．comeintoexistence;getup;standup6．electronicequipmentusesthingssuchaschipsandtransistors7．thedaughterofyourbrotherorsister,orthedaug

7、hterofyourwife’sorhusband’sbrotherorsisterII．重点短语1．makegooduse好好利用，充分利用2．becrazy对……着迷3．beconnected与……有关系4．givesth.赠送，捐赠；分发；泄露5．reality实际上，事实上6．inway在某种程度上7．thehelpof在……的帮助下8．deal处理；安排；对付9．watch看守；监视10．consist由……组成11．make组成；弥补；编造12．daynight夜以继日地13．fun闹着玩地，为了好玩14．all毕竟；别忘了1

8、5．adecision作出决定III．必背句型41．他过去常常从网上下载信息，而且充分利用了这些信息。HeusedtotheInternetandIt.2．公司已经把它的计算机赠送给当地的一所