Unit3Section A Grammar focus 4a—4c课件2023-2024学年人教版英语八年级下册

Unit 3 Could you please clean your room? Section A Grammar focus—4c If you need help, what should you say politely? 1. Sweep the floor, Peter! 2. Can you sweep the floor, Peter? 3. Could you please sweep the floor? Which is the most polite one? Could I go out for dinner with my friends? Sure, that should be OK. Could we get something to drink after the movie? No, you can’t. You have a basketball game tomorrow. Could you please take the dog for a walk? OK, but I want to watch one show first. Could you please take out the rubbish? Yes, sure. 阅读下列句子，观察问句的用法及回答。 Grammar Focus 1. Make requests.(委婉地获取许可) （1）肯定回答：Yes, sure./ Of course ./ Certainly. / All right. / No problem. Could I / we（please）do .... ？ （2）否定回答： Sorry, you can’t. You ... Could I go out for dinner with my friends? Could we get something to drink after the movie? 2. Ask for permisson (表示委婉地提出请求) Could you（please） do ....？ （1）肯定回答：Yes, sure. / Of course./ Certainly. / All right. （2）否定回答：Sorry, I can’t. I have to do ... Could you please take out the rubbish? Could you do the dishes after dinner? (2) Can you do the dishes? —Sorry, I can’t. I have to do my homework. (1) Peter, could you please take out the rubbish? —Sure, Mom. Let's compare! 在表示请求帮助或获取许可的疑问句中，常用could代替can，以表示礼貌，委婉或不确定的语气，而can则不具备这些语气。这种情况下不能把could看作can的过去式。以上两句中用could是为了表示礼貌的请求。表示请求帮助或请求允许时，除了can, could之外，还可以用may，句子的表达方式也各有不同，可以用不同的方式来表示同一个概念。 Make up dialogues using the sentences in Grammar Focus with your partner. A: Could you please take the dog for a walk? B: OK, but I want to watch one show first. A: could you please ……? B: Yes, sure. (certainly / of course / No problem) sorry , I can't . I have to .... sweep the floor make the bed do the dishes take out the rubbish fold your clothes clean the living room water the flowers A: Could I ……? B: (1)Yes, sure. / certainly / No problem. of course , you can . (2)Sorry , I can't . I .... borrow some money from you invite fri