牛津译林版英语 八年级上册 Unit 2 考点讲义+练习（有答案）

8A U2考点讲义+练习 comic strip & welcome to the unit 1. - Why don't dogs go to school, Eddie? - Because we’re cleverer than people. They have to work harder. (P.18) Shall we go together? (P.19) 【必会表达】 Shall we...? 意为“我们..……好吗?”，用于征求他人意见、向他人提出建议或请求他人的许可，其肯定回答为“Good idea./That's a good idea./Of course, I'd love to."，否定回答为"I'm sorry, but...”。 - Shall we go to the museum? - That's a good idea. /I’m sorry, but I have to do my homework. 【拓展】提建议的常用句型 ① How/What about (doing )sth? ② Shall we/I do sth.? ③ Let's do sth. ④ Why don't we/you do sth.? ⑤ Why not do sth.? 【注】 why not主要用于口语中，后跟动词原形，也可单独使用。常用于下列场合： (1) 向对方提出建议，相当于why don't you＋动词原形。 It's hot today. Why not go swimming? ＝ It's hot today. Why don't you go swimming? (2) 表示同意对方的意见或建议。 - It's hot today. What about going swimming together? - Good idea. Why not? (3) 用来询问原因。 - You can't bring your dog here. - Why not? 【小试牛刀】 ① - It's cold outside. -_______stay at home? A. Why don't B. Why not to C. Why not D. What about ② _______y