期中复习（二）课件2022-2023学年人教版八年级英语下册

期中复习（二） Units 3 & 4 Unit 3 01 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 Grammar Focus could的主要用法 1. could 是can的过去式, 表示与过去 有关的能力和推 测。例如： We all knew that the young man couldn’t be a doctor. 2. could可以代替can表示请求, 但语气较can客气、委 婉。例如： Could you lend me your dictionary? Could I use your bike? 以could或would提问时，不能再以could或would作答，而应该用can或will。如： —Could I borrow your dictionary? —Yes, of course you can. Unit 4 02 You look tired. What’s the matter? I studied until midnight last night so I didn’t get enough sleep. What should I do? Why don’t you forget about it? Although she’s wrong it’s not a big deal. What should he do? He should talk to his friend so that he can say he’s sorry· Maybe you could go to his house. I guess I could, but I don’t want to surprise him. Grammar Focus 情态动词should、could的用法 (一)should的用法：表建议，意为“应该” (1)基本结构: should是情态动词, 后接动词原形。 (2)否定结构: 在should后直接加not, 缩写为shouldn’t。 (3)疑问结构: 将should提到主语之前。 (二)could的用法 1. 含义: could是情态动词 的过去式。 2.用法: (1)表示请求许可。常用于 句中, 表示 语气。回答常用 或 表示接受请求或拒绝请求。 (2)表示建议或劝告, 意为“可以, 不妨”。 can 疑问 委婉 can can’t 常用于提建议的句型 (1)What about doing sth ? =How about doing sth? ….怎么样？ (2)Why don’t you do sth? = Why not do sth? 为什么不呢？ (3)Let’s do sth. 让我们一起做某事吧。 (4)Shall we/I do sth? 我们做…好吗？ (5) had better do/not do sth 最好做/不做某事 (6) Will/Would you please do sth 请你做…好吗？ (7) Would you like to do sth? 你想去做某事吗？ (8) Would you mind doing sth？你介意做某事吗？ 【回答】 (1). 同意对方的建议时，一般用： Good idea./ That’s good idea. 好主意。 OK/ All right./ Great. 好/ 行/太好了。 Yes, please ./ I’d love to. 是的/ 我愿意。 I agree with you. 我同意你的看法。 No problem. 没问题。 Sure/ Of course/ Certainly. 当然可以。 Yes, I think so. 对，我也这样想。 Exercise 03 单项选择