八年级英语下册Unit3Couldyoupleasecleanyourroom语法专题-grammarfocus习题课件人教新目标版.ppt

Unit3Couldyoupleasecleanyourroom?,八年级下册英语（人教版）,单元语法专题GrammarFocus,情态动词could情态动词could构成的句型用于向对方提出请求或征求对方的许可，表示委婉的语气。1委婉地表示请求别人做某事时用：Couldyou(please)dosth.？此句型的肯定答语用：Yes,sure./Yes,Ican./Ofcourse,Ican./Noproblem./Withpleasure.等；否定答语用：Sorry，Icant.Ihaveto/Sorry.Imgoingto/ImafraidIcant.Ihaveto等。总之，答语没有固定的形式，但要符合上下文的语境。,如：Couldyoupleasemakeyourbed？请你整理你的床铺好吗？Yes,sure.好的，当然可以。Couldyouwashtheclothes？请你洗衣服好吗？Sorry,Icant.Imgoingtodomyhomework.抱歉，我不能。我要做作业。,2委婉地表示请求别人允许自己做某事时用：CouldIdosth.？此句型一般不在I后加please，肯定答语用：Yes,youcan./Yes,please.等；否定答语用：Sorry,youcant./Imafraidyoucant.等。如：CouldIgotothemovies？我可以去看电影吗？Yes,youcan.是的，你可以。CouldIuseyourcomputer?我可以用你的电脑吗？Sorry，youcant.Imgoingtoworkonit.抱歉，你不能，我要用它工作。【注意】无论是“Couldyouplease？”还是“CouldI？”句型，其答语中一般避免使用could来回答。,一、用括号内所给单词的适当形式填空。1Peter,weneedtocleanthehouse.Couldyouplease_(sweep)thefloor?2Couldyouplease_(take)thedogforawalk?OK,butIwanttowatchoneshowfirst.3Couldyouplease_(notsmoke)inthelibrary?Sorry,Iwont.,sweep,take,notsmoke,二、单项选择。4Couldyoupleasehelpmecleantheroom?_Iambusybabysittingmysister.ASorry,youcantBYes,sureCYes,IcanDSorry,Icant5Myrecorderisbroken.CouldIuseyours?_，butyouhavetoreturnittomorrow.AImnotsureBNoproblemCImsorryDIhopeso,D,B,6Couldyoupleasetakeouttherubbish?_AYes,sureBNo,sureCYes,IamDNo,Isure7Thetalentedboy_writelyrics(歌词)AmayBcouldCmightDneeds,A,B,8Adirectorderlike“Daisy,passmethebook”soundsrude.Wedbettersay：“_”ADaisy,couldyoupleasepassmethebook?BDaisy,Iwonderifcanyoupassmethebook.CDaisy,givemethebook!DDaisy,Iwonderyoucanpassmethebook.,A,9Couldyouplease_thewindow?Itstoocoldoutside.AopenBopeningCnotopenDnottoopen10CouldIborrowyourcamera?_，butpleasegiveitbackbySaturday.AIamsorryBOfcourseCCertainlynotDNo,thanks,C,B,三、按要求完成下列句子。11Couldyouletmegoouttonight？(改为同义句)_goouttonight?12Couldyoupleasehelpdothedishes？(作肯定回答)_13CouldwegotothezoothisSunday？(作否定回答)_14Couldyoupleasemovethebox？(改为否定句)Couldyouplease_thebox?,CouldI,Yes，Ican,No，youcant,notmove,四、根据对话内容，选用would或could完成对话。John：15._youlikesomemorecoffee，dear?Jane：No,Idontthinkso.Letsgetthebill(账单)John：OK.Waiter,excuseme.16._youbringusthebill，please?Waiter：Hereyouare,sir.17._Itaketheseplatesaway?John：Sure,thankyou.18._Ihaveapentow