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1、1a-1cUnit11Couldyoupleasecleanyourroom?Do you often help your parents do chores?do chores=do houseworkcleanthelivingroomdothedishesmakethebedtakeoutthetrashfoldtheclothessweepthefloorwashthedishes要插入图片What chore is Miss Li doing?Shes doing the dishes.What chore is Mrs Green doing?Shes sweeping the f
2、loor.What chore is Sally doing?She is taking out the trash.What chore is she doing nowShe is cooking.make the beddo the laundrydo the dishestake out the trashsweep the floorclean the living roomfold your clothes洗餐具洗餐具拿出垃圾拿出垃圾扫地扫地洗衣服洗衣服铺床铺床叠衣服叠衣服打扫客厅打扫客厅PAIRWORKA:Could you please?B:Yes,sure./Yes,I ca
3、n./Sorry,I cant.I have to /Im going toHave a pairwork:A:Could I please?B:Yes,sure./Yes,you can./Sorry,you cant.You have to /Youre going toListen.what kind kind of chores do peter and his mother do?Check()peters mother or peter.chores peters mother peterdo the dishessweep the floortake out the trashm
4、ake your bedfold your clothesclean the living room1.你能倒一下垃圾吗？你能倒一下垃圾吗？当然可以。当然可以。Could you please take out the trash?Yes,sure./Of course./Certainly.2.你能洗下衣服吗你能洗下衣服吗?不行啊，我得先完成作业。不行啊，我得先完成作业。Could you please do the laundry?Sorry,I cant.I have to do my homework first.3.你能铺一下床和叠下衣服吗你能铺一下床和叠下衣服吗?不行啊，我明天有考
5、试。不行啊，我明天有考试。Could you make the bed and fold the clothes?Sorry,I cant.I have a test tomorrow.What do we learn today?take out the trashdo chores do the dishes sweep the floor do the laundry make dinner make your bed fold your clothes clean the living room 取出垃圾取出垃圾 处理琐事处理琐事洗餐具洗餐具清扫地板清扫地板洗衣服洗衣服做饭做饭整理床铺
6、整理床铺折叠衣服折叠衣服清扫起居室清扫起居室1.Could you please clean your room?Yes,sure./Ofcourse/Certainly./Allright.2.Could you please do the dishes?Sorry,Icant.IIhavetodomyhomework.Key sentence structures Could youCould you（pleaseplease）+V V-原形原形？表示委婉地提出表示委婉地提出请求请求I have a headache.Im very busy.I am listening to Engli
7、sh tape.+reason情态动词用法小结情态动词用法小结情态动词的语法特征情态动词的语法特征:1)情态动词不能表示正在发生或已情态动词不能表示正在发生或已经发生的事情经发生的事情,只表示期待或估只表示期待或估计某事的发生。计某事的发生。2)情态动词除情态动词除ought和和have外外,后面只能接不带后面只能接不带to的不定式。的不定式。3)情态动词没有人称情态动词没有人称,数的变化数的变化,即即情态动词第三人称单数不加情态动词第三人称单数不加-s。4)情态动词没有非谓语形式情态动词没有非谓语形式,即没有即没有不定式、分词等形式。不定式、分词等形式。could与与can的区别：的区别：c
8、ould与与can都是情态动词都是情态动词,could是是can的过去式。二者都可用于表示请的过去式。二者都可用于表示请求求,但是用法稍有不同。但是用法稍有不同。can表示一般性的请求表示一般性的请求,语气随便，语气随便，常用于熟人之间或长辈对晚辈常用于熟人之间或长辈对晚辈,上级上级对下级的场合。对下级的场合。e.g.Canyoutellusyourstory,Tony?Tony,你能给我们讲讲你的故事吗？你能给我们讲讲你的故事吗？could表示有礼貌的请求表示有礼貌的请求,语气委婉语气委婉,常用于非熟人之间或晚辈对长辈常用于非熟人之间或晚辈对长辈,下级下级对上级的场合。对上级的场合。e.g.
9、CouldyoutellusifitsnowsinwinterinAustralia?Sure.请告诉我们请告诉我们,澳大利亚冬天下雪吗澳大利亚冬天下雪吗?当然可以。当然可以。提出委婉的请求在回答中不可用提出委婉的请求在回答中不可用could。-CouldIhavethetelevisionon?-Yes,youcan./No,youcant.2.在否定、疑问句中表示推测或怀疑。在否定、疑问句中表示推测或怀疑。Hecouldntbeabadman.他不大可能是坏人。他不大可能是坏人。may和和might表示允许或请求表示允许或请求;表示没有把握的推表示没有把握的推测测;may放在句首放在句首,
10、表示祝愿。表示祝愿。MayGodblessyou!Hemightbeathome.注意注意:might表示推测时表示推测时,不表示时不表示时态。只是可能性比态。只是可能性比may小。小。haveto和和must1)两词都是两词都是“必须必须”的意思的意思,haveto表示客观的需要表示客观的需要,must表示说话人表示说话人主观上的看法主观上的看法,既主观上的必要。既主观上的必要。Mybrotherwasveryill,soIhadtocallthedoctorinthemiddleofthenight.我弟弟病得很厉害我弟弟病得很厉害,我只得半夜里我只得半夜里把医生请来。把医生请来。(客观上
11、需要做这件事客观上需要做这件事)Hesaidthattheymustworkhard.他说他们必须努力工作。他说他们必须努力工作。(主观上要主观上要做这件事做这件事)2)haveto有人称、数、时态的变化有人称、数、时态的变化,而而must只有一种形式。但只有一种形式。但must可可用于间接引语中表示过去的必要或用于间接引语中表示过去的必要或义务。义务。Hehadtolookafterhissisteryesterday.3)在否定结构中在否定结构中:donthaveto表示表示“不必不必”,mustnt表示表示“禁止禁止”。Youdonthavetotellhimaboutit.你不一定要把
12、此事告诉他。你不一定要把此事告诉他。Youmustnttellhimaboutit.你一定不要把这件事告诉他。你一定不要把这件事告诉他。用情态动词用情态动词can,cant,may,must,mustnt,neednt,could填空。填空。1.-_youcomeandplaywithusnow?-ImafraidI_.I_dothecooking.I_comelater.2.-_wecleanthewindowstoday?-No,you_.You_cleanthemtomorrow.CouldcantmustcanMustneedntcan3.-_IwatchTVthisevening,m
13、um?-No,you_.Work_comefirst.4.-_Icomein,please?-Yes,please.5.Excuseme._youtellmethewaytothecinema?MaymustntmustCanCan情态动词的回答方式情态动词的回答方式问句问句肯定回答肯定回答否定回答否定回答Needyou?Yes,Imust.No,IneedntMustyou?/donthaveto.典型例题典型例题1）-CouldIborrowyourdictionary?-Yes,ofcourse,you_.A.mightB.willC.canD.shouldCcould表示委婉的语气表示
14、委婉的语气,并不为时态。并不为时态。答语中答语中ofcourse,表示肯定的语气表示肯定的语气,允允许某人做某事时许某人做某事时,用用can和和may来表达来表达,不能用不能用could或或might。复习。复习:will与与you连用连用,用来提出要求或下命令。用来提出要求或下命令。should与与you连用连用,用来提出劝告。用来提出劝告。2）-ShallItellJohnaboutit?-No,you_.Ivetoldhimalready.A.needntB.wouldntC.mustntD.shouldnt 答案答案A.neednt 不必不必,不用。不用。wouldnt 将不将不,不会
15、的。不会的。mustnt 禁止、不能。禁止、不能。shouldnt不应该。本题为不需要不应该。本题为不需要,不必不必的意思的意思,应用应用neednt。A3）-Dont forget to come to my birthday party tomorrow.-_.A.I dont B.I wont C.I cant D.I havent 答案答案B.will既可当作情态动词既可当作情态动词,表请表请求、建议、也可作为实义动词表求、建议、也可作为实义动词表“意意愿、意志、决心愿、意志、决心”,本题表示决心本题表示决心.B1.After dinner,you need to _.2.After
16、the washed clothes are dry,you need to _.3.If the dustbin is full,you have to _.4.If there is lots of dust on the floor,you have to _.5.After you get up in the morning,you need to _.6.If your clothes are dirty,you need to _.7.If your bike is dirty,you have to _.Brain storm do the dishesfold your clo
17、thestake out the trashclean the floormake the beddo the laundryclean the bike用下列词的适当形式填空用下列词的适当形式填空1._youpleasecleanyourroom?2.Jerrysmom_theflooreverySunday.3.ThereisaTVinthe_.4.Judy_hardinahospital.Sheisanurse.5.Samsfatherisapoliceman.Hesbusy.SoSam_todothechores.Couldsweepsliving roomworkshascleans
18、weeptakeoutmakefoldlivingroomworkhavedocan用下列词的适当形式填空用下列词的适当形式填空6.Look!Danis_thetrash.7.Hermotherworksinarestaurant.She_thetableafterpeoplehavedinner.8.Amydoesntlike_thedishes.9.Couldyouplease_yourbed?10.Tracycan_herclothes.taking outcleansdoingmakefoldcleansweeptakeoutmakefoldlivingroomworkhavedoca
19、n1.YourEnglishbookisinthebag,_andreadit.AtakeoutitBtakeitoutCtakingitoutDtakingitout2.“Couldyoupleasedothedishes?”“_”Ihavetostudy.AGoodideaBSorry,Icouldnt.CSure,IcantDSorry,Icant.3.Somethingiswrongwithmyhands,soIcanthelpyou_thechores.5.Shedoesthedishesathome,whensheisfree.否定句：否定句：She_thedisheswhensh
20、eisfree.BDdodoesnt do1、你能倒一下垃圾吗？、你能倒一下垃圾吗？当然可以。当然可以。2.你能洗下衣服吗你能洗下衣服吗?不行啊，我得先完成作业。不行啊，我得先完成作业。3、你能铺一下床和叠下衣服吗、你能铺一下床和叠下衣服吗?不行啊，我明天有考试。不行啊，我明天有考试。1.你能倒一下垃圾吗？你能倒一下垃圾吗？当然可以。当然可以。Could you please take out the trash?Yes,sure./Of course./Certainly.2.你能洗下衣服吗你能洗下衣服吗?不行啊，我得先完成作业。不行啊，我得先完成作业。Could you please do
21、 the laundry?Sorry,I cant.I have to do my homework first.3.你能铺一下床和叠下衣服吗你能铺一下床和叠下衣服吗?不行啊，我明天有考试。不行啊，我明天有考试。Could you make the bed and fold the clothes?Sorry,I cant.I have a test tomorrow.Fast reading David is having a vacation now.But he is not very happy about his vacation.Because his wife is on bus
22、iness.Every day he has to do a lot of chores.When he gets up in the morning,he has to make the bed and then sweep the floor.After that he makes breakfast for his two little children.Sometimes his children are hungry or thirsty and ask for food or water.That makes him annoyed(恼怒）when he is busy doing
23、 the chores.In the evening he has to wash all the dirty clothes that his children wear in the day when they go to bed.He is very tired after a days hard work.How poor he is!But luckily his wife is coming back in two days.1.What kind of chores does David have to do?2.He has to make the bed,sweep the
24、floor,make breakfast,wash the dirty clothes.3.2.Why does David get annoyed(恼怒)?4.Because his child asked for food and water when he is busy doing the chores.5.3.Why is David so poor?6.Because he works hard for a day and he is very tired.7.4.Is David pleased with his vacation?8.No,he isnt.Questions1.完成全品练习完成全品练习Section A部分。部分。2.Help your mother do some chores at home.