八年级英语下册Unit8HaveyoureadTreasureIslandyet语法专题_GrammarFocus习题课件新版人教新目标版.ppt

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1、Unit8　HaveyoureadTreasureIslandyet?八年级下册英语（人教版）单元语法专题—GrammarFocus►概念：表示过去发生或已经完成的动作对现在造成的影响或结果。如：—Haveyouhadyourlunchyet？你已经吃过午饭了吗？—Yes,Ihave.I'vejusthadit.是的，我刚吃过。(现在我不饿了)Ihavealreadypostedthosephotos.我已经邮寄了那些照片。(那些照片已不在我这里了)►构成肯定句：主语＋have/has＋过去分词＋其他．否定句：主语＋have/has

2、＋not＋过去分词＋其他．疑问句：Have/Has＋主语＋过去分词＋其他？肯定回答：Yes,主语＋have/has.否定回答：No,主语＋haven't/hasn't.►already,yet与现在完成时already常用于肯定句中，指动作已经发生，或比期望发生的要早，一般用在句子中间或句末。yet用于疑问句和否定句中，谈论尚未发生但可能发生的事，通常位于句末。如：—Haveyouseenthefilmyet？你看过那部电影了吗？—Yes.I'vealreadyseenit.是的，我已经看过了。一、用括号内所给单词的适当形式填空。1

3、．They__________(go)tothelibraryanhourago.Havethey____________(finish)cleaningit?2．—__________you__________(see)thenewfilmyet?—No,I'mgoingtoseeittomorrow.3．I___________(hear)fromAlanlastweek.Ihavealready__________(write)backtohim.4．Jim______________(notcome)backyet.Hism

4、otherisstillwaitingforhim.5．Wehave___________(tell)herthebadnews.Shemustbeverysadnow.wentfinishedHaveseenheardwrittenhasn'tcometold二、单项选择。6．(日照中考)—ThepapersaysIronMan3isonthisevening.Let'sgoandseeit.—ButI______it.A．seeB．sawC．haveseenD．willsee7．Hollyhas______fedthedog，b

5、utshehasn'twateredtheplants________.A．still;alreadyB．already;yetC．yet;stillD．yet;alreadyCB8．(郑州中考)People________moreandmoreusefulthingstoprotecttheearthsinceEarthDaywasstarted.A．didB．weredoingC．willdoD．havedone9．Thewater_______darkanddirty.It'snolongersafetodrink.A．bec

6、ameB．hasbecomeC．willbecomeD．wasbecomingDB10．(广州中考)MissBrown,we______cleaningourclassroom.Canwegohomenow?A．finishB．finishingC．arefinishedD．havefinishedD三、按要求完成下列句子。11．KatehasalreadytriedChinesefood.(改为一般疑问句，并作肯定回答)—__________Kate__________Chinesefood___________?—Yes，___

7、_________．12．Theyhavealreadyplantedsometreesonthehill.(改为否定句)They_____________plantedanytreesonthehill__________．Hastriedyetshehashaven'tyet13．Tomhasreadthebookthree_times.(对画线部分提问)____________________timeshasTomreadthebook?14．IhavealreadyfinishedreadingJourney_to_the_

8、West．(对画线部分提问)________________________________readingyet?15．Didyouvisitthezoo？(用现在完成时改写句子)_____________________thezoo