Unit 4 Do it yourself 考点讲义+练习（有答案）

1248410012433300Comic strip & welcome to the unit Here are clear instructions. (p.42) 【重点单词】 instructions n. [plural] detailed information on how to do or use something 【常用表达方式】 Follow the instructions on the packet carefully. Always read the instructions before you start. according to the instructions According to the instructions, you can get started in one hour. 【小试牛刀】 在你用这个机器之前阅读这些说明. Read these instructions before you use this machine． All right. What’s next? (p.42) 【辨析】 All right. ① 作对方建议或劝告的应答语。 ② 作对方想法或请求的应答语。 - Let's go and ask him. - All right． - I think it is green. - All right. That’s right. 是同意对方的观点或看法时的常用语，意思是“对，正确”。 - Five and five is ten． - That's right． That’s all right. ① 作对方抱歉的礼貌应答语。 ② 作对方感谢的应答语。 - I'm sorry, I can't go there with you. - That's all right． -Thank you very much for your help．- That's all right． 根据汉语提示完成句子 -“我们回家好吗？” -“好的。” - Shall we go home? - _____. 答案：All right. You’d better get some tools. (p.42) 【必会用法】 had better（用于建议、警告、威胁、发表意见等）最好，可将其视为“情态”动词，可用于一切人称，没有任何词形变化。其后接不带to的不定式，表示现在或将来的概念。 You had better sit here and have a rest. 你最好在此坐坐休息一会儿。（现在） He had better stay in bed tomorrow. 他最好明天卧床休息。（将来）。 had better 的否定式是在其后加not，如： You had better not say it again. 你最好不要再提那件事了。 She had better not tell lies any more. 她最好再也别撒谎了。 had better 的疑问句是把had提前。如： The doctor had better see him. Had the doctor better see him? Who had the doctor better see? 反义疑问句形式 He had better have had fewer exercises, hadn't he? 【注意】 had better 用于提出建议或请求时，并不是一个很客气委婉的表达，它暗示对方有义务去做某事，因此通常用于长辈对晚辈或上级对下级等，而不宜反过来用。 【小试牛刀】 ① It is going to rain. You’d better _____ (take) an umbrella with you． 答案：take ② You had better _____ wine because you have to drive back home． A．not drink B．don’t drink C．not to drink D．not drinking答案：A ③ 你最好不要在公园里采摘玫瑰. You had better not pick roses in the park． - What’s DIY exactly? - It stands for “do-it-yourself”. When you do DIY, you make, repair or decorate things yourself instead of paying someone to do it. (p.43) 【重点单词】 exactly adv. (informal) used to ask for more information about something Where exactly did you stay in France? (disapproving) Exactly what are you trying to tell me? 【拓展】 exactly adv. used to emphasize that something is correct in every way or in every detail It's exactly nine o'clock. It happened almost exactly a year ago. Your answer is exactly right. It was a warm day, if not exactly hot. exactly how, what, why, etc… I know exactly how she felt. It's impossible to say exactly what happened. exactly as… Do exactly as I tell you. You haven't changed at all—you still look exactly th ... ...