(
课件网) Unit 7 Signs around us 复习课 information direction It means … It is a/an …sign. no+ v.ing = We/ You mustn’t do 禁止做=Don’t do 不要做 （祈使句） No fishing. = We mustn’t fish here.= Don’t fish. Words and Phrases No smoking. = We /You mustn’t smoke here. = Don’t smoke. No swimming. = We /You mustn’t swim here. =Don’t swim here. No parking. = We /You mustn’t park cars here. = Don’t park cars. No climbing. = We /You mustn’t climb here. = Don’t climb here. 5. Must 引出的一般疑问句 肯定回答：Yes, ... must. 否定回答：No, ... needn't. — Must I finish my work this week — Yes, you must. 我必须这周完成工作吗？是的，你必须完成。 — Must we clean the window now — No, you needn't. 我们必须现在擦窗户吗？不，不必。 Words and Phrases must 为情态动词，后加 v. 原型 含must的一般陈述句改为一般疑问句时，把must 提前即可 1. —Must I finish the homework now？ — _____. You can hand them in tomorrow. A. Yes, you must. B. Yes, you need C. No, you mustn't D. No, you needn't 2. —Must I wear the uniform at school？ — _____. But you can wear you own clothes at weekeds. A. Yes, you must. B. Yes, you need C. No, you mustn't D. No, you needn't 3. —Must I finish the work now？ — _____. The boss is looking forward to it. A. Yes, you must. B. Yes, you need C. No, you mustn't D. No, you needn't 4. We must finish our homework by ourselves. (改为一般疑问句) _____ we _____ our homework by ourselves Must finish 5. 并列句连词 “or” 表示“否则” “and”表示“那么” Words and Phrases 1. Hurry up, _____ you will miss the early bus. A. or B. and C. then D. but 2. Study hard, _____ you will get good marks. A. or B. and C. then D. but Use used to do 过去常常做某事… be used to do 被用来做某事… be used to doing 习惯于做某事… 他过去常常吃很多垃圾食品。 _____ 巧克力粉和牛奶常常被用来制作蛋糕。 _____ 他习惯于晚饭后去散步。 _____ Words and Phrases He used to eat a lot of junk food. Chocolate powder and milk are usually used to make cakes. He is used to taking a walk after dinner. use sth. to do … = use sth. for doing 表示用……来做…… Words and Phrases for making We use clay to make plates. (保持愿意) We use clay _____ _____ plates. how and where to go 属于“疑问词+动词不定式”结构.此结构常放在ask,know, learn, teach, tell 等动词之后，用作宾语 ，代替宾语从句. I know where we can find the boy. = I know where to find the boy. 我知道哪儿能找到这个男孩儿。 Words and Phrases where 引导的宾语从句 1. This sign tells us _____ to get to the Green Mountain. A. where B. when C. how D. what 2. This instruction tells us how we can use the camera. (保持句意不变) This instruction tells us _____ _____ use the camera. how to 1. take turns to do sth.轮流做某事 2. land on 着陆在；降落在 take off 起飞 3. tell sb. to do sth. 告诉某人做某事 tell sb. not to do sth. 告诉某人不要做某事 4. a (large) number of 很多+可数名词 Words and Phrases 1. Susan, would you like to help me find _____ information. A. many B. much C. a lot D. a large ... ...
