1、Unit 7,Unit 7 Teenagers should be allowed to choose their own clothes.,Section A 3 Grammar Focus-4c,Grammar Focus,根据课本内容，完成下列句子。,1. 我认为不应该允许十六岁的孩子开车。I dont think sixteen-year-olds _ _ _ to drive. 2. 我同意。他们还不够严谨。I agree. They arent serious enough.,should be allowed,3. 你认为应该鼓励青少年去自己做决定吗？ Do you think
2、teenagers _ _ _ to make their own decisions? 4. 不，我不认同这个。青少年还太小不能自己做决定。No, I dont agree with this. Teenagers are_ _ _ make their own decisions.,should be encouraged,too young to,5. 不应该允许青少年去做兼职。Teenagers _ _ _ _ to have part-time jobs. 6. 我不同意。他们可以从工作当中学到很多。I disagree. They can _ a lot _ working.,le
3、arn from,should not be allowed,7. 你认为如果不用闪光灯的话可以允许我们拍照吗？Do you think we _ _ _ to take photos if we dont use a flash. 8. 如果不用闪光灯的话，那么拍照是可以的。If you dont use a flash, then it may be OK.,may be allowed,在前面我们已经学习了一般现在时的被动语态和一般过去时的被动语态，它们的结构为：are/ is +及物动词的过去分词, were/ was+及物动词的过去分词。,含有情态动词的被动语态,本单元我们主要了解含
4、有情态动词的被动语态。 观察例句中含情态动词被动语态的各种形式，补全结论中所缺的内容。,【例句】 1. Many trees should be planted in the mountains. 应该在山上种许多树。含有情态动词的被动语态的结构为：情态动词+_+及物动词的_。,be 过去分词,2. This problem cant be worked out very easily. 这道题轻易算不出来。变为否定句时只需要在情态动词后加_。 3. You can take this book home. （改为被动语态）This book can be taken home (by you
5、). 含有情态动词的主动语态变为被动语态时，要把主动语态的_变成被动语态的主语。,not,宾语,4. Should the car be washed now? Yes, it should. / No, it shouldnt. 汽车必须现在洗吗？是的，必须现在。/ 不是，不用。 变为一般疑问句时只需把_提到句首。结构为_+ 主语 + be + 及物动词的过去分词(+ 其他)？肯定回答：Yes，主语 + 情态动词.否定回答：No，主语 + _.,情态动词,情态动词,情态动词+not,. 选择最佳答案。 ( ) Young trees should _ every year.A. be pla
6、nted B. planted C. plant,A,Practice,. 按要求完成下列各句。 1. We must do the work right now. （改为被动语态）_ right now. 2. Teenagers should be allowed to go out with their friends on school nights. （改为否定句）Teenagers _ to go out with their friends on school nights.,The work must be done,shouldnt be allowed,3. A book
7、should be read each month. (改为一般疑问句)_ each month?,Should a book be read,中考链接,1. In order to make our city more beautiful, more trees and flowers _ every year. A. will plant B. should plant C. should be planted,C,2. Thanks to the Internet, different kinds of information _ in a short time. A. can be l
8、earned B. has been learned C. can learn D. has learned 3. How often do I need to feed the dog?It _ food every day, or it will be hungry. A. must give B. must be give C. must be given D. must be gave,A,C,4. I want to borrow the book, but I dont know how long it may _. For two weeks. A. keep B. be bor
9、rowed C. borrow D. be kept 5. The child without parents _ good care of by his teachers in this special school. A. is taken B. are taken C. take D. takes,D,A,4a Rewrite the sentences according to the example. 1. You must clean your bedroom every day.Your bedroom must be cleaned every day. 2. Parents
10、should encourage teenagers to do social work for their community. Teenagers _.,should be encouraged (by their parents) to do social work for their community,n. 社区，社团,3. Can Lucy do her homework tomorrow instead?Can _? 4. Do you think we must keep teenagers away from the Internet?Do you think teenage
11、rs _?,the homework be done (by Lucy) tomorrow instead,must be kept away from the Internet,keepaway from 避免接近，远离,5. Parents should give teenagers chances to make their own decisions. Teenagers _.,should be given chances to make their own decisions,n. 机会，可能性,自己做决定,Should teenagers _ (ask) to move out
12、when they start working? In many Western countries, teenagers _ (allow) to move out at eighteen. Their parents believe that they should _ (educate) to take care of themselves from a young age.,4b Fill in the blanks with the correct forms of the words in brackets.,be asked,are allowed,be educated,v.
13、教育；教导,This way, when they _ (start) working they can manage their own lives. However, in most Asian societies, it is not common for teenagers to _ (move) out. Chinese parents believe that it is better for children to live with parents who can _ (take) care of them.,start,v. 完成；应付,move,take,n. 社会,But
14、 the young should then look after their parents as they get older. That is why many Chinese adults _ (continue) to live with their parents.,continue,1. manage v. 完成(困难的事)；应付(困难局面) manage to do sth. 设法做成某事，相当于succeed in doing sth. e.g. 我们设法及时赶到了机场。 We _ the airport in time.,managed to get to,Language
15、 points,【链接】 try to do sth. 设法或试图做某事，但是否做成了某事，它并不涉及。 e.g. You can try to improve your English by reading English newspapers.,根据句意，用manage或try的适当形式填 空。 1) My brother worked hard and _ to pass the exam. He was happy. 2) Tom _ to pass the exam, but failed because of laziness.,managed,tried,2. educate e
16、ducate用作及物动词，意为“教育；教导”，常用于educate sb. to do sth.结构中。此外，之前我们学过的education是educate的名词形式。如： Mr. Zhang always spends lots of time educating his two children. They are having a class to educate teenagers to know the dangers of smoking. The government is spending a lot of money on education.,【运用】用educate的适
17、当形式填空。 (1) The purpose of the activity is to _ people to protect the environment. (2) When my uncle was young, he was _ in Australia. (3) In order to receive a better _, Jim wants to go to college.,educate,educated,education,Homework,You and your friend are starting an English club. Make a list of rules about what should and should not be allowed. e.g. Members should be allowed to use dictionaries. They should only use English- English dictionaries.,