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Unit 3 Could you please clean your room?,第三課時 (Grammar Focus-4c)-單元同步語法精講精練,情態(tài)動詞could構(gòu)成的句型用于向?qū)Ψ教岢稣埱蠡蛘髑髮Ψ降脑S可，表示委婉的語氣。 ①委婉地表示請求別人做某事時用：Could you (please) do sth.？此句型的肯定答語用：Yes，sure./Yes，I can./Of course，I can./No problem./With pleasure.等；否定答語用：Sorry，I can't.I have to./Sorry，I'm going to./I'm afraid I can't.I have to.等?？傊?，答語沒有固定的形式，但要符合上下文的語境。 eg：—Could you please make your bed？請你整理你的床鋪好嗎？ —Yes，sure.好的，當然可以。,②委婉地表示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 can't./I'm afraid you can't.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could來回答。,一、單項選擇。 1．__ __ I close the window？It's cold here. A．Must B．Will C．Could D．Would 2．—Could I bring a friend to your birthday party? —Sure，__ __．(安徽中考) A．no problem B．not at all C．my pleasure D．well done 3．—Could you please sweep the floor？I'm going to cook dinner. —__ __．I'll do it at once，Mom.(錦州中考) A．I'm afraid not B．I hope so C．That's all right D．With pleasure,C,A,D,4．—Could I borrow your bike，please? —__ __．(鞍山中考) A．Of course you can B．It doesn't matter C．Yes，I'd love to D．No，thank you 5．—Could you please do the dishes? —__ __．I'm busy with my homework. A．Yes，you can B．Yes，I can C．Sorry，you can't D．Sorry，I can't,A,D,二、按要求完成下列句子。 6．Could you please pass me the salt？(改為否定句) Could you please ________ me the salt? 7．Could you please clean the living room？(作否定回答) _______，I ______． 8．How about going out for lunch with Jack？(用could改寫句子) _______ we _______ for lunch with Jack?,not pass,No/Sorry,can't,Could,go out,本課時其他知識點精講精練 ?【辨析】borrow，lend與keep ①borrow指向別人借東西，即“借入”。常用于詞組borrow sth.from sb.或borrow one's sth.中。 ②lend指把東西借給別人，即“借出”。常用于詞組lend sth.to sb.或lend sb.sth.中。 ③keep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”。 ?while連詞，意為“當……的時候；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 I'm in Shanghai.我在上海期間請照顧我的寵物狗。,?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,1．She cut her __________ (手指) on a piece of glass. 2．_____ (遞) the newspaper to me，please. 3．_____ (當……的時候) we were in Beijing，we saw him twice. 4．My brother Tom hates ___________ (do) the dishes. 5．—Can I ____ your bike? —With pleasure. But you mustn't ________ it to others.(易錯題) A．lend；borrow B．borrow；lend C．lend；lend D．borrow；borrow,finger(s),Pass,While,to do/doing,B,