(
课件网) Unit 7 Teenagers should be allowed to choose their own clothes. Section A 2d & Grammar Do you know any rules in a museum We should be allowed to... We shouldn’t be allowed to... We need to follow some rules in certain places. 礼物；目前；出席；在场 [ b vr d z]饮料 1. Where are they going for the school trip this year 2.What is not allowed in the museum 3.Why is taking photos not allowed here 4.What does Wu Lan advise Sandy 23 The art museum. Taking photos is not allowed. She advises her not to use a flash. Answer the questions. n.闪光灯 They want to protect the paintings. To protect the paintings. Why are there so many rules in the museums the famous paintings by Picasso. “想象与幽默的视觉盛宴” Role play the conversation 1. objective clause (that) 2. be Ved 3. V情+be Ved （to V） 4. the structure of the Passive Voice 时态 被动语态结构 一般现在时 一般过去时 am/is/are + 及物动词的过去分词 was/were + 及物动词的过去分词 Grammar Focus Ved 不及物动词没有被动语态 I don't think 16-year-olds should be allowed to drive. I agree. They aren't serious enough. Do you think teenagers should be encouraged to make their own decisions No, I don't agree with this.Teenagers are too young to make their own decisions. Teenagers should not be allowed to have part-time jobs. I disagree.They can learn a lot from working. Do you think we may be allowed to take photos if we don't use a flash If you don't use a flash, then it may be okay. Grammar focus 方框里情态动词有_____ _____,情态动词后是_____结构，即 _____。 should may 情态动词+be+过去分词 被动语态 too+adj.+to do sth.太..而不能 Li Ming should finish it. with John . 主语 谓语 宾语 状语 ① 主动语态的宾语变成被动语态的主语。 ② 主动语态的谓语动词变成“情态动词+be+过去分词” ③ 主动语态的主语变成by引导的介词短语放在主谓结构后面，有时可以省略，剩余部分照抄。 It should be finished （by Li Ming) 主语 谓语(情态动词+be+过去分词) 介词+宾语 with John. 状语 ◆ 主动语态变被动语态的方法 4a Rewrite the sentences according to the example. You must clean your bedroom every day. Your bedroom _____. I will do the housework in the afternoon. The housework will _____. 3. Parents will encourage their children to do social work for their community. Children _____. must be cleaned (by you) every day will be encouraged (by their parents) to do social work for their community be done (by you) in the afternoon adj.社会的 4a Rewrite the sentences according to the example. 4. Do you think we must keep teenagers away from the Internet Do you think teenagers _____ 5. Parents should give teenagers chances to make their own decisions. Teenagers _____. must be kept away from the Internet should be given chances (by parents) to make their own decisions. 4b Fill in the blanks with the correct forms of the words in brackets. Should teenagers _____ (ask) to move out when they start working In many Western countries,teenagers _____ (allow) to move out at eighteen. Their parents believe that ... ...
