Unit3Couldyoupleasecleanyourroom?R·八年級下冊SectionAGrammarFocus-4c2.Abilityaims:Beabletomakerequestsandaskforpermissioninapolitemanner.3.Emotionalaims:

Bepoliteandbehelpful.Learningaims1.Knowledgeaims:pass,borrow,lend,finger,hate,chore,while…&passmethesalt,borrowthatbook,lendmesomemoney,cutmyfinger,trynottodo,hatetodo,liketodo,helpmewithsomechores…ChantTimeCouldyoupleasesweepthefloor,sweepthefloor?Couldyoupleasedothedishes,dothedishes?Couldyoupleasefoldyourclothes,foldyourclothes?Couldyoupleasemakethebed,makethebed?Ifwearefree,weallsay“Yes,sure”.Ifwearebusy,wecansay“Sorry,Ican’t”.ReviewandsayPeterwantstodoPeter’sfatherwantshimtodogooutfordinnergotothemoviesgetaridedothedishesmakethebedsweepthefloortakeouttherubbishCouldIgooutfordinner,dad?Yes,youcan.Andcouldyoupleasetakeouttherubbish?Noproblem.Askforpermission.（征求許可）Makeapoliterequest.（禮貌地請求）DiscussionWhichisthemostpoliteone?1.Sweepthefloor,Peter!2.Canyousweepthefloor,Peter?3.Couldyoupleasesweepthefloor?Readthefollowingsentencesandobservethequestions.Askforpermission.Makepoliterequests.情態(tài)動詞could的用法情態(tài)動詞could構(gòu)成的句型用于向?qū)Ψ轿竦靥岢稣埱蠡蛘髑髮Ψ降脑S可。它本身不能做謂語，只能和動詞原形一起構(gòu)成謂語。1.用于委婉地請求別人做某事（提出請求）常用句型Couldyou(please)dosth.?肯定答語OK./Certainly./Ofcourse./Withpleasure./Noproblem./Yes,sure.等否定答語Sorry,Ican’t.Ihaveto…/I’mafraidnot./I’mafraidIcan’t.Iamgoingto…等例：——你能整理你的床鋪嗎？

——抱歉，我不能。我現(xiàn)在必須做家庭作業(yè)?！狢ouldyoupleasemakeyourbed?—Sorry,Ican’t.Ihavetodomyhomeworknow.典例剖析—MyEnglishispoor.Couldyouhelpmewithit?—_________________.A.ThankyouB.Me,tooC.NoproblemD.Seeyou（銅仁中考）?常用句型CouldIdosth.?肯定答語Yes,youcan./Certainly./Yes,please.等否定答語Sorry,youcan’t./I’mafraidyoucan’t.等2.用于委婉地請求別人允許自己做某事（征求許可）例：——媽媽，我明天可以和朋友去購物嗎？

——恐怕不行，你要上鋼琴課?！狢ouldIgoshoppingwithmyfriendtomorrow,Mom?—I’mafraidyoucan’t.Youshouldtakeyourpianolessons.注意(1)無論是“Couldyouplease...?”還是“CouldI...?”句型，問句中的

could可用can

來代替，但是could更委婉。且答語中一般都避免使用could

來回答。(2)句中please還可放在句尾，其前用逗號和前面的內(nèi)容隔開。例：——請問我可以邀請朋友去聚會嗎？

——當(dāng)然可以。那聽起來很有趣。—CouldIinvitemyfriendstotheparty,please?—Ofcourseyoucan.Thatsoundsfun.答語中的can不能換成could典例剖析—CanIborrowyournewcomicbooks?—___________Heretheyare.A.What’sup?B.Whatapity!C.Sure.D.Thankyou.（酒泉中考）?拓展could的其他用法如下：(1)could為can的過去式，表示能力。Hecouldrideabikeattheageoffive.(2)表示可能性，指對現(xiàn)在、將來或過去某種可

能的推測。ThebookcouldbeLily’sbecauseshelikesreadingbooks.(3)表示建議。Youcouldgotherebybus.1.（北京中考）—________yougivemeahand?Ican’tmovetheboxbymyself.—Noproblem.A.CouldB.ShouldC.MustD.Need語法精練2.（孝感中考）—Helen,couldyoupleasewatertheflowersinmygarden?—_________.Theyaresolovely.A.That’stoobadB.WithpleasureC.You’rewelcomeD.I’mafraidnot3.（云南中考）—Couldyoupleasedothedishes?—_________.IcutmyfingerandI’mtryingnottogetitwet.A.Yes,sure B.NoproblemC.Sorry,I’mafraidIcan’tD.Thatwouldbefine4.（懷化中考）—Mom,couldIgooutwithmyfriends?—_________,butyouhavetocomebackbefore10:00.A.Sorry,youcan’tB.Yes,youcanC.Noway5.（蘇州中考）—Somepeopledon’tshowtheirtalentsattheverybeginning.—Iagree.EvenEinstein_______readuntilhewasseven.A.can’tB.mustn’tC.couldn’tD.needn’tA:Hey,Jimmy!1._________youtakethedogforawalknow?B:Sorry.I2.______,Kate!I’mbusy.Ihavenotimetodothat.A:Whatareyoudoing?Can/Couldcan’t根據(jù)對話內(nèi)容，用情態(tài)動詞can,could或must的適當(dāng)形式填空，使對話完整、通順。B:I’mbusydrawingapicture.I3._______handitin(上交)tomorrow.A:4.___________Ihavealookatit?B:Noproblem.A:Mm,itlooksnice.Bytheway,5.____________Iuseyourcomputer?Ineedtolookupsomeinformationformyhomework,butmycomputerdoesn’twork.mustCan/Couldcan/couldB:Ofcourseyou6._______.Remembertoturnitoffafteryouuseit.A:OK,Iwill.can1.___CouldIhangoutwithmyfriendsafterthemovie?2.___Couldyoupleasepassmethesalt?3.___CouldIborrowthatbook?4.___Couldyouhelpmedothedishes?5.___Couldyoulendmesomemoney?Readthefollowingsentences.閑逛passsb.sth.=passsth.tosb.把某物遞給某人borrow借；借用borrowsth.from…向/從……借某物lend借給；借出lendsb.sth.=lendsth.tosb.把某物借給某人1.___CouldIhangoutwithmyfriendsafterthemovie?2.___Couldyoupleasepassmethesalt?3.___CouldIborrowthatbook?4.___Couldyouhelpmedothedishes?5.___Couldyoulendmesomemoney?WriteRforrequestsandPforpermissions.PRPRR4aborrow,lend與keepborrow非延續(xù)性動詞，意為“借；借用”。表示從別人那里借來東西。borrowsth.from…向/從……借某物。lend非延續(xù)性動詞，意為“借給；借出”。指把自己的東西借給別人。lendsb.sth.＝lendsth.tosb.把某物借給某人。keep延續(xù)性動詞，意為“借；保存”?？膳c一段時間連用。keepsth.for＋一段時間保留/保存某物一段時間。a.Yes,hereyouare.b.Hmm.Howmuchdoyouneed?c.Yes,sure.Noproblem.Ifinishedreadingitlast

night.d.Yes,butdon’tcomebacktoolate.e.No,Ican’t.IcutmyfingerandI’mtryingnot

togetitwet.Thenmatcheachonewiththecorrectresponse.1.___CouldIhangoutwithmyfriendsafterthemovie?2.___Couldyoupleasepassmethesalt?3.___CouldIborrowthatbook?4.___Couldyouhelpmedothedishes?5.___Couldyoulendmesomemoney?dacebReadandrepeat1.Findandreadthesentencesforrequests.2.Findandreadthesentencesforpermission.3.Readthesentencesin4aaloud.Fillintheblanksintheconversation.A:Ihateto___chores.B:Well,Ihatesomechorestoo,butIlikeotherchores.A:Really?Great!______Iaskyouto_____mewith

somechoresthen?B:Whatdoyouneedhelpwith?A:______youplease_____myclothesforme?doCouldhelpCouldfold4bhate及物動詞：厭惡；討厭不能用于進(jìn)行時，其反義詞為like/love，近義詞為dislike。hatesb./sth.討厭某人/某物hatetodosth./doingsth.厭惡做某事B:Idon’twanttodothat!It’sboring!A:OK.Then_____you______dothedishesforme?B:Sure,noproblem.But_____wegotothemoviesafterthat?A:Sure.I’llfinishmyhomeworkwhileyouhelpmewiththedishes.Thenwecangotothemovies.couldpleasecouldwhile連詞：與……同時；當(dāng)……的時候引導(dǎo)時間狀語從句，從句謂語動詞要用延續(xù)性動詞。它強調(diào)主句的動作是在從句動作發(fā)生的過程中發(fā)生的，或主從句的動作同時發(fā)生。Readandact1.Readtheconversationindependently.2.Readtheconversationwithyourpartnerandthenactitout.LookandpredictArethestudentsinthepictureatschoolor