1、1Could you please clean your room单元语法聚焦三情态动词 could 表示请求1could 引导的句子表示请求(1)“Could you please do?”意为“请你做好吗?” ,表示请求对方做某事。表达否定意义时,用“Could you please not do?” ,意为“请不要做好吗?”please可放在句中,也可以放在句末。 如:Could you give me a hand, please?请帮我一下好吗?Could you please not speak so loudly?请不要这么大声说话好吗?(2)“Could I do, pleas
2、e?”意为“请问我能做吗?” ,表示请求允许。 如:Could I have a look at your new computer, please? 请问我可以看看你的新电脑吗?(3)表示请求,还可以用“Would you please do?”等。如:Would you bring the photos here?你把照片带到这儿来好吗?2对 could引导的一般疑问句的应答(1)could表示请求时,同意请求可用:Yes./Certainly./Of course./Yes, please./Its OK./No problem./All right./Ill be glad to.等。
3、如:Could you buy a new bike for me, Mom?妈妈,您能给我买辆新自行车吗?Certainly. 当然可以。(2)如果不同意请求,出于礼貌,通常要用委婉语气,可用:Im sorry, you cant()/Sorry, Im afraid not()/Youd better not()/Im sorry, but/No, please dont()等。如:Could you please do the dishes?你可以洗餐具吗?Sorry, Im afraid not. I have to do my homework at once. 对不起,恐怕不行。我
4、得马上写作业。(3)could 表示请求时,无论是肯定还是否定回答,都要用确定的语气,可用 can或may,避免使用 could。could 在应答中表示不确定语气,容易让对方误解。如:Could you give me a hand, please?请问你能帮我一下吗?Certainly, I can.当然,我能。(4)could 作为 can的过去式时,不表示委婉语气,对其一般疑问句的回答仍然用could。如:Could she sing English songs at the age of five? 她五岁时会唱英文歌曲吗?Yes, she could. 是的,她会。2No, she
5、 couldnt. 不,她不会。( )1.2018临沂 Could you please speak a little louder? I _ hear you very well.Acant BmustntCshouldnt Dneednt( )2.2018兰州Jerry, could you tell me how to take a taxi through “Didi”?_ATake it easy BYou are welcomeCThank you DSure, Id love to( )3.2018抚顺Could you please help me carry the heav
6、y bag?_AIts a pleasure BWith pleasureCYoure welcome DIt doesnt matter( )4.2017重庆 BRobert, could you wash the car for me?Yes, I_. Im coming, Dad.Acould BcouldntCcan Dcant( )5.2017滨州Could I invite my friends to the party on Saturday, Mom? Of course you _. That sounds like fun. Amay BcouldCmust Dcan( )6.2017襄阳Could you go to the new movie with me now?Sorry, I _. Look, its time for me to watch The Reader on CCTV.Acant BcanCneednt Dmust3教师详解详析1A 2.D 3.B4C 本题考查情态动词的用法。以 could引导的表示请求的疑问句,肯定回答用can,否定回答用 cant。故选 C。5D 考查情态动词的用法。 “Could I?”用于向对方提出请求,意为“我可以吗?”对方若接受请求,常回答“Yes/Sure, you can.”故选 D。6A