1、Section A （Grammar Focus4c）,Unit 5 What are the shirts made of?,语法聚焦,一般现在时的被动语态 1. 主动语态与被动语态语态是英语句子中表明句子主语与谓语之间动作关系的一个概念，具体分为主动语态与被动语态两种。主动语态表明的是“句子谓语动作是由主语发出，即主语是谓语动作的执行者”这一主谓关系。而被动语态表明的则是“句子谓语动作不是由主语发出的，主语反而是谓语动作的承受者”这一主谓关系。如:Many people speak English. 许多人讲英语。(主动语态，主语“Many people”是谓语动作“speak”的执行者)
2、,English is spoken by many people. 英语被许多人讲。(被动语态，主语“English”是谓语动作“is spoken”的承受者) 2. 一般现在时的被动语态一般现在时的被动语态其谓语结构为:am/is/are及物动词的过去分词。(1)肯定句结构为:主语am/is/are及物动词的过去分词其他。如:Farm machines are made in that factory. 农场机械是在那个工厂制造的。(2)否定句结构为:主语am/is/arenot及物动词的过去分词其他。如:,Farm machines are not made in that factor
3、y. 农场机械不是在那个工厂制造的。(3)一般疑问句结构为: Am/Is/Are主语及物动词的过去分词其他。如:Are farm machines made in that factory？农场机械是在那个工厂制造的吗？注意:(1)happen，belong to，have，cost，last，own，stay等一般不用被动语态。(2)taste，sound，prove，feel，look，smell等系动词常用主动形式表示被动意义。除此之外，read，sell，wash，write等动词用来说明主语的性质特征时，也常用主动形式表示被动意义。,课堂练习,一、用所给单词的适当形式填空 1. Th
4、e dogs _ (take) good care of by my mother. 2. Usually，my homework _ (not do) in the afternoon. 3. _ the flowers _ (water) every day? 4. Computers _ (not sell) well in that shop.,are taken,isnt done,Are,watered,dont sell,5. The car _ always _ (clean) by Mr. Zhang in the morning. 二、单项填空 ( )1. Students
5、 do less homework now. Usually it _ before 9 oclock in the evening. (2016重庆) A. finishes B. finished C. is finished D. was finished ( )2. Now all Chinese couples _ to have two children. (2016临沂) A. allow B. allowed C. are allowed D. were allowed,is,cleaned,C,C,( )3. When you go abroad, youll find so
6、 many products in local shops _ in China. (2016菏泽) A. make B. have made C. are made ( )4. Smart phones _ in the classroom. (2016大庆) A. arent allowed B. arent allowing C. allow D. is allowed ( )5. With the development of China, Chinese _ by a large number of people in the world. (2016 丹东) A. speaks B
7、. is spoken C. speak D. is speaking,C,A,B,( )6. Tu Youyou is the first Chinese to win the Nobel Prize in Medicine, she _ by more people nowadays.(2016六盘水) A. know B. knows C. is known D. was known ( )7. Rice _ in the south of China. A. grows B. grow C. is growing D. is grown ( )8. Kates allowed to c
8、hat on WeChat with her friends at home, _ she? Yes. Her parents think she is old enough. A. doesnt B. isnt C. does D. is,C,D,B,( )9. Every day, too much water _ in our school. We should save it. A. is wasted B. wastes C. was wasted D. wasted ( )10. Many students _ chances to show themselves in class
9、 because the class size is too big. A. dont give B. arent given C. havent given D. wont give,A,B,三、根据实际情况和所提供的情景完成对话 1. 遇到你的朋友张丽，你觉得她的外套看上去很不错，你应对她说： _ 2. 你想知道她的外套是哪里制造的，你应问： _ 3. 你想知道它的质地是什么，你应问： _ 4. 你想知道张丽在哪里买的，你应问： _ 5. 你想要张丽教你网购，你应说： _,Hi，Zhang Li. Your coat looks very nice.,Where was your coat made?,What is it made of?,Where did you buy it?,Can you teach me to shop online?,
