Unit 3Could you please clean your room?第三课时第三课时(Grammar Focus4c)单元同步语法精讲精练单元同步语法精讲精练情态动词could构成的句型用于向对方提出请求或征求对方的许可，表示委婉的语气。委婉地表示请求别人做某事时用：Could you (please) do sth.？此句型的肯定答语用：Yes，sure./Yes，I can./Of course，I can./No problem./With pleasure.等；否定答语用：Sorry，I cant.I have to./Sorry，Im going to./Im afraid I cant.I have to.等。总之，答语没有固定的形式，但要符合上下文的语境。eg：Could you please make your bed？请你整理你的床铺好吗？Yes，sure.好的，当然可以。委婉地表示请求别人允许自己做某事时用：Could I do sth.？此句型一般不在I后加please。肯定答语用：Yes，you can./Yes，please.等；否定答语用：Sorry，you cant./Im afraid you cant.等。eg：Could I go to the movies？我可以去看电影吗？Yes，you can.是的，你可以。【注意】无论是Could you please.？还是Could I.？句型，其答语中一般避免使用could来回答。一、单项选择。一、单项选择。1_ _ I close the window？Its cold here.AMust BWillCCould DWould2Could I bring a friend to your birthday party?Sure，_ _(安徽中考安徽中考)Ano problem Bnot at allCmy pleasure Dwell done3Could you please sweep the floor？Im going to cook dinner._ _Ill do it at once，Mom.(锦州中考锦州中考)AIm afraid not BI hope soCThats all right DWith pleasureCAD4Could I borrow your bike，please?_ _(鞍山中考鞍山中考)AOf course you can BIt doesnt matterCYes，Id love to DNo，thank you5Could you please do the dishes?_ _Im busy with my homework.AYes，you can BYes，I canCSorry，you cant DSorry，I cantAD二、按要求完成下列句子。二、按要求完成下列句子。6Could you please pass me the salt？(改为否定句改为否定句)Could you please _ me the salt?7Could you please clean the living room？(作否定回答作否定回答)_，I _8How about going out for lunch with Jack？(用用could改写句子改写句子)_ we _ for lunch with Jack?not pass No/SorrycantCouldgo out 本课时其他知识点精讲精练本课时其他知识点精讲精练【辨析【辨析】borrow，lend与与keepborrow指向别人借东西指向别人借东西，即即“借入借入”。常用于词组。常用于词组borrow sth.from sb.或或borrow ones sth.中。中。lend指把东西借给别人指把东西借给别人，即即“借出借出”。常用于词组。常用于词组lend sth.to sb.或或lend sb.sth.中。中。keep表示表示“借借”，为延续性动词为延续性动词，通常和通常和“for一段时间一段时间”连用连用，表示表示“借某物多长时间借某物多长时间”。while连词连词，意为意为“当当的时候；在的时候；在期间期间”，表示在某一段表示在某一段时间里某动作或状态是延续的。时间里某动作或状态是延续的。eg：Please look after my pet dog while Im in Shanghai.我在上海期间我在上海期间请照顾我的宠物狗。请照顾我的宠物狗。重点短语归纳重点短语归纳pass sb. sth.pass sth. to sb.把某物传给把某物传给/递给某人递给某人finish doing sth.结束做某事结束做某事hate to do/doing sth.讨厌做某事讨厌做某事1She cut her _ (手指手指) on a piece of glass.2_ (递递) the newspaper to me，please.3_ (当当的时候的时候) 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.(易错题易错题)Alend；borrowBborrow；lendClend；lend Dborrow；borrowfinger(s) PassWhileto do/doing B