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1、Unit 3Could you please clean your room?第三課時(Grammar Focus4c)單元同步語法精講精練委婉地請求別人允許自己做某事時用：Could I do sth.？此句型一般不在I后加please?？隙ù鹫Z用：Yes，you can./Yes，please.等。否定答語用：Sorry，you cant./Im afraid you cant.等。eg：Could I go to the movies？我可以去看電影嗎？Yes，you can.是的，你可以。【注意】無論是Could you please.？還是Could I.？句型，其答語中一般避免使用

2、could來回答。 一、單項選擇。1Could you help me put up the maps on the wall?_ANo problemBI hope soCThats all right DThats a good idea2So many people！Could I stand here?_Dont you see the sign “Line up，please”？AMy pleasure BNo problemCOf course DSorry，you cantAD3Cathy，could you come to our art club tomorrow?_AIm

3、sorry to hear that BSure，Id love toCNever mind DYoure welcome4Could I borrow your camera?_，but please give it back by Saturday.AIm sorry BOf courseCCertainly not DNo，thanksBB二、按要求完成下列句子。5Do you let me go to the movies with Bill？(用could改寫句子)_ I _ to the movies with Bill?6Could you please turn down th

4、e TV？(作肯定回答)_，_7Could I play computer games，Mom？(作否定回答)_，_8Could you please open the door？(改為否定句)Could you please _ the door?CouldgoSure/YesI canNoyou cantnot open本課時其他知識點精講精練 【辨析】borrow，lend與keepborrow指向別人借東西，即“借入”。常用于詞組borrow sth. from sb.或borrow ones sth.中。lend指把東西借給別人，即“借出”。常用于詞組lend sth. to sb.

5、或lend sb. sth.中。keep表示“借”，為延續(xù)性動詞，通常和“for一段時間”連用，表示“借某物多長時間”。eg：Can I borrow your notebook？我能借用你的筆記本嗎？Of course，and I will lend you my textbook.You can keep it for two days.當(dāng)然可以，我還會借給你我的教材，你可以借用兩天。while連詞，意為“當(dāng)?shù)臅r候；在期間”，表示在某一段時間里某動作或狀態(tài)是延續(xù)的。eg：Please look after my pet dog while Im in Shanghai.我在上海期間請照顧我

6、的寵物狗。重點短語歸納pass sb. sth.pass sth. to sb.把某物傳給/遞給某人finish doing sth. 結(jié)束做某事hate to do/doing sth. 討厭做某事1She cut her _(手指) on a piece of glass.2_ (遞) the newspaper to me，please.3_ (當(dāng)?shù)臅r候) we were in Beijing，we saw him twice.4My brother Tom hates _(do) the dishes.5Can I _ your bike?With pleasure.But you mustnt _ it to others.Alend；borrowBborrow；lendClend；lend Dborrow；borrowfinger(s)PassWhiledoing/to doB