unit 4初二英语下册.ppt

* Unit 4 why dont you talk to your parents? 为什么你不对你的父母说 why dont you do sth.=why not do sth. 为什么不做某事呢？用来向对方提出建议或征求意见的一种常用句型 talk to...对...说 talk about...说关于... talk to sb. about sth. 一 .?Why?don ’ t?you? ? ?? ? ? 等提建议的句型 Why?don’t?you????? 等提建议的句型 1.What?about doing sth/how?about doing sth?? 2.Would?you?like?(doing) sth?? 3.let’s?do?sth.? 4.You?should?do?sth.? 5.?You’d?better?do?sth 6.You could do sth. 7. Why not do sth? 8. Would you mind doing sth? read words unit4. 1a. 2. I have too much homework so I dont have any free time to do things I like. 我有很多家庭作业所以我没有任何空闲时间做我想做的事情 have time to do sth.有时间做某事have free time有空闲时间 4. I have too many after-school classes. 我有很多校外课程 too much + 不可数名词 “太多，许多” too many + 可数名词复数 “太多，许多” much too + adj. “太...” much too cold 太冷 3.My parents dont allow me to hang out with my friends 我父母不允许我和我的朋友们在外面闲逛 allow doing sth. 允许做某事 allow sb. to do sth. 允许某人做某事 let sb do sth 让某人做某事 hang out 闲逛 eg: His parents allow him____a movie once a week. A. to watch B. watch C.watching D.watched 5. I got into a fight with my best friend. get into a fight with.... 和.......吵架/打架 1c. A:Whats wrong?怎么了？ B:Im really tired because I studied until midnight last night.我真的很困，因为我昨天晚上学习直到深夜 A:Why dont you go to sleep earlier this evening? 为什么不今天晚上早点睡觉呢？（那今天晚上早点睡吧？） be tired 是困的（系表结构） last night 昨天晚上 go to sleep 去睡觉 until midnight 直到半夜 until midnight last night. until引导的时间状语从句 状语：说明地点、时间、原因、目的、结果、条件、方向、程度、方式和伴随状况等的单词，词组或短语。 状语从句：状语从句指句子用作状语时，起副词作用的句子。根据其作用可分为时间、地点、原因、条件、目的、结果、让步、方式和比较等从句。从句位于句首或句中时通常用逗号与主句隔开，位于句尾时可以不用逗号隔开。 unit与延续性动词连用时，动词用肯定形式，“直到...为止”，指主句的动作一直持续到until后的动作发生为止；与短暂性动词连用时动词需用否定 “直到...才” ，指主句的动作一直到until后的动作发生时才发生 eg:I wait until 3:00,but he didnt come.(wait为延续性动词） 我一直等到3点，但是他没来 The noise of the street didnt stop until midnight. (stop为短暂性动词）街上的喧闹一直到半夜才停 2a. 情态动词should和could的用法： should+动词原形 “应该做某事” could+动词原形 “可以做某事” 二者都可以用来提出建议，表示轻微的批评或遗憾，但could语气更委婉，客气。should“应当” could“可能”