英语人教版八年级下册unit 3 grammar focus.ppt

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1、grammarfocusUnit3Couldyoupleasecleanyourroom?Yourhouseisinamess.Pleasemakepoliterequestsandaskyourfriendstohelpyouwiththechores.A:Couldyouplease…?B:Yes,sure./Noproblem…OK,butIhaveto…first.LeadinGrammarFocusCould用法（1）情态动词could可用于礼貌的提出要求，其常用句式结构为：Couldyou(plea

2、se)+动词原形+…?“请你……好吗？”或“你能……吗？”（2）情态动词还可用于委婉的征询许可，其常用句式结构为：CouldI/we+动词原形+…?“请问我/我们可以……?”或“我/我们可以……?”Could用法（3）could引起的问句的答语“肯定回答：Sure/Yes,sure./OK./Ofcourse./Certainly./Noproblem./Yes,Iagree.否定回答：Sorry./I’msorry./Sorry,Ican’t…/No,youcan’tQuiz.4bFillintheblank

3、sintheconversation.A:Ihateto_________chores.B:Well,Ihatesomechorestoo,butIlikeotherchores.A:Really?Great!________Iaskyouto____mewithsomechoresthen?B:Whatdoyouneedhelpwith?A:______youplease_____myclothesforme?B:Idon’twanttodothat!It’sboring!CoulddohelpCouldfo

4、ldA:OK.Then______you______dothedishesforme?B:Sure,noproblem.But_______wegotothemoviesafterthat?A:Sure,I’llfinishmyhomeworkwhileyouhelpmewiththedishes.Thenwecangotothemovies.couldpleasecouldWritethesentencesinGrammarFocustwice.HomeworkThankyou!