Unit7 Section A Grammar focus -4c 课件 2024-2025学年人教版英语九年级全册

Section A Grammar~4c Unit 7　 Teenagers should be allowed to choose their own clothes. objectives To learn to use should + be allowed to…to speak and discuss about what you are not allowed to do To listen the conversation and discuss the questions on page 53 with your classmates. Have you ever heard of some unusual school rules? What do you think of these school rules? In your opinion, what is regular school rules? Discuss Do you ever get to class late? Yes, I always get to class late. Yes, I usually get to class late. Yes, I sometimes get to class late. No, I never get to class late. How often do you do these things? do homework alone clean up your room watch TV on weekends get up so late 语态：表示主语和谓语动词之间的关系。 英语有两种语态，即主动语态(the active voice)和被动语态(the passive voice)。 主动语态：表示主语是动作的执行者。 被动语态：表示主语是动作的承受者。 如： Many students study English.(主动语态) English is studied by many students. (被动语态) 什么时候用被动语态? 不知道主语是谁 主语是大家显而易见的 动作是谁做的不重要 如何把主动语态的句子变成被动语态呢？ 主动变被动的方法: She waters the flowers every day. 主 谓 宾 The flowers are watered by her every day. ① ② ③ ④ 总结: 主动语态 被动语态 宾语 → 谓语 → 主语 → 其他 → 抄下来 主语 be+ done by +宾语(宾格) 本资料来自于资源最齐全的２１世纪教育网www.21cnjy.com 8 be + done 被动语态的基本结构: 有各种时态的变化 考点一: 表格：被动态基本结构 时态 被动语态结构 一般现在时 一般过去时 一般将来时 am/is/are done was/were done shall/will/be going to be done 步骤三：Exercises（针对练习，变被动语态） They play football on Sunday. Lucy does the homework in the evening. They often use computers in class. We make these machines in Beijing. Football is played (by them) on Sunday. The homework is done (by Lucy )in the evening. Computers are often used (by them) in class. These machines are made (by us)in Beijing. 步骤三：Exercises（针对练习，变被动语态） 1）They built the tall building last year. 2)He took good care of his little brother yesterday. 3)We cleaned our classroom just now. 4)They used this room for resting. The tall building was built by them last year. His little brother was taken good care of by him yesterday. Our classroom was cleaned by us just now. This room was used for resting by them. 注：动词短语作谓语，变被动语态时，不能省掉短语中的介词或副词，如例2). 1.He can take care of the baby. 2.Lucy may draw the pictures. 3.You must turn off the lights. 4.They should learn English well. The baby can be taken care of by him. The picture may be drawn by Lucy. The lights must be turned off by you. English should be learned well by them. 步骤三：Exercises（针对练习，变被动语态） 一般现在时： 一般过去时： 一般将来时： 情态动词： 现在完成时： S+ am/is /are + done(过去分词) S+can/may/must/should+be+done (过去分词) S+ will + be + done (过去分词) S+ have/has + been+ done(过去分词) S+ was/were + done(过去分词) 11.各种时态的被动语态构成 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 should encourage teenagers to do social work for their community. Teenagers___________________________________for their community. 3. Can Lucy do her homework tomorrow instead? Can______________________________________ her homework be done tomorrow instead? should be encouraged to do social work 4.Do you think we must keep teenagers away from the Internet? Do you think teenagers must be kept away from the Internet? Teenagers should be given chances to make their own decisions. 5. Parents should give teenagers chances 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 they should ___________(educate) to take care of themselves from a young age. This way, when they _______(start) working they can manage their own lives. be asked are allowed start be educated 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. But the young should then look after their parents as they get older. That is why many Chinese adults ___________ (continue) to live with their parents. move take continue 一.根据首字母及汉语提示，完成下列单词的拼写。 1.In the modern s_________(社会), computer is becoming more and more important. 2.No matter how difficult the work is, we will m__________(完成) to complete it on time. 3.Jim is very lucky to have a c__________(机会)to study abroad. 4.Kids should be e____________(教育) to know what they should or shouldn’t do. 5.He has lived in our c______________(社区) for many years. ociety anage hance ducated ommunity 1.A new library _______ (build) in our school last year . 2.Neither of them ______(make) in China . 3.The stars can’t _____(see) in the daytime . 4.I won’t have the trip to the south unless my best friend Jimmy ______ (invite). 5.The photos of the city ________(show) to us next week . was built is made be seen is invited will be shown Homework: 1.Review Passive Voice after class. 2.Preview SectionB(1a-1e). $$