Unit 3,Teenagers should be allowed to choose their own clothes,Go for it J9,Section A,1a-2c,exercise,同义句转换,They should allow us to have part-time jobs. _. We should allow children to spend time with their friends. _. The teacher should allow Anna to finish the picture. _. Parents should allow children to choose their own friends. _.,被动语态,定义:表示主语是动作的承受者. 构成:助动词be+及物动词的过去分词。助动词有人称、时态和数的变化。 含有情态动词的被动语态：情态动词be及物动词的过去分词。 用法：当我们不知道谁是动作的执行者，或者没有必要指出谁是动作的执行者，或者只强调动作的承受者时，要用被动语态。,1.规则动词的过去分词：,1)一般情况在动词原形后加-ed,watch-watched,2)以不发音e结尾的加-d,practice-practiced,3)以辅音加y结尾的，去y变i加-ed,study-studied,4)以重读闭音节结尾，末尾只有一个辅音字母， 先双写该辅音字母，再加-ed,stop-stopped,2.不规则动词的过去分词：,am,is,are,been,have,has,had,do,done,write,written,go,gone,The telephone _(invent) by Bell in 1876. The trees may _(plant) in spring. Teenagers should not _(allow) to drive. English _(speak) in Canada. Math must _ (study) well. We _(need) to learn English.,exercise,Finish the sentences,Listen and check what Kathy thinks. Circle : Agree” “disagree” or “Doesnt know” to show what Molly thinks.,grammar focus,homework,A: Do you think teenagers should B: Yes, I do. I think /No, I dont. I think ,Section A 3a -,Section B 2c,pair work,Talk about the rules in your family with your partners.,A: What rules do you have at home? B: Well, Im not allowed to go out on school nights. How about you? A: Im not allowed to go out on school nights either. But I ,Read the conversation. Then write Sun Feis and Wu Yus rules in the chart. Use Dont and You can.,Talk to other students in the class and find three people who have to follow these rules. Write their names in the chart.,Listen to the conversation between Peter and his father. Match these sentence parts.,exercise,根据学校的规定补全对话,School rules No talking in the library Wear uniform Dont arrive late for class Keep the classroom clean Dont listen to pop music,A: What are the school rules, Alex? B: Well, we are not 1_ to talk in the library. A: I 2_. I dont think anybody can talk in the library. B: we must wear school uniforms. A: I 3_. We should 4_ 5_to choose our own clothes. B: We mustnt arrive late for class and we must 6_the classroom clean. A: I know. I think thats right. B: We mustnt listen to pop music. A:7_? We mustnt listen to pop songs 8_ the classroom, but we 9_be allowed outside. B: I 10_think this rule is fair ,either.,homework,Section B,3a-4,Is our uniform beautiful?,Is our uniform comfortable?,Do you like to wear uniform?,useful phrases,Concentrate on be good for keephappy get noisy each other at present have an opportunity to,In groups ,talk about our school rules.,A: What school rules do you think should be changed? B: I think we should be allowed to wear our own clothes. A: Whats the reason? B: we would feel more comfortable and that is good for studying. A: How about you? C: I dont think so. I think we should go to school in uniform. A:,homework,不允许携带食物及饮料入内. 所有观众应衣着整齐,不允许穿拖鞋入内. 不允许打开手机. 不允许在音乐会期间拍照. 不允许在剧院内吸烟.,reading,reading,Scan the reading to find more examples to place under each heading.,With a partner, discuss the time you spend on schoolwork and on hobbies. Imagine you want to show your parents that you can make responsible decisions. Plan a schedule to balance the time needed for your schoolwork and your hobbies.,homework,Put these phrases from the reading into sentences of your own. get in the way of _. (be) serious about _. spend time on _.,Write a letter to your parents to tell them your experience of the rules in your family.,thank you,