初中英语语法-被动语态 (2).ppt

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1、中考语法精讲被动语态 被动语态的基本构成：被动语态的基本构成： be+be+动词的过去分词动词的过去分词（be+done)be+done)1.一般现在时一般现在时am/is/are +done We clean the classroom every day. The classroom is cleaned by us every day. He put on a coat. A coat was put on by him.2.一般过去时一般过去时was/were+doneHe made the kite.The kite was made by him.3.一般将来时一般将来时 shal

2、l/will /be going to+ be done They will plant trees tomorrow. Trees will be planted by them tomorrow He is going to write a letter to his mother. A letter is going to be written to his mother by him.被动语态的用法被动语态的用法1. 不知道动作的执行者是谁。不知道动作的执行者是谁。这块手表是中国制造的。This watch is made in China.2. 没有必要指出动作的执行者没有必要指出动

3、作的执行者每年都应该种更多的树。Many trees should be planted every year.3. 需要强调或突出动作的承受者。需要强调或突出动作的承受者。世界上越来越多的人说汉语。世界上越来越多的人说汉语。Chinese is spoken by more and more people in the world.4. 句子的主语是动作的承受者句子的主语是动作的承受者。许多房屋被冲走了。许多房屋被冲走了。Many houses were washed away by the flood.主动语态变被动语态的方法主动语态变被动语态的方法 （主语）（主语） （宾语）（宾语）主动

4、语态：动作的执行者主动语态：动作的执行者+ +谓语动词的主动形式谓语动词的主动形式+ +动作的承受者动作的承受者被动语态：动作的承受者被动语态：动作的承受者+ +谓语动词的被动形式谓语动词的被动形式+ +动作的执行者动作的执行者 （主语）（主语） （宾语）（宾语） 说明：说明： （1 1）要将主动句里的宾语变为被动句中的主语，若主动）要将主动句里的宾语变为被动句中的主语，若主动句中的宾语为人称代词，要将宾格变成主格。句中的宾语为人称代词，要将宾格变成主格。 （2 2）把主动句中的主语变为被动句中的宾语，主格变宾）把主动句中的主语变为被动句中的宾语，主格变宾格，并由格，并由byby引导。引导。

5、（3)3)谓语动词变成相应的被动形式。谓语动词变成相应的被动形式。1. feel,look,sound,taste,smell，等系动词用主动表被动意义。例： It smells wonderful. Mooncakes taste delicious.2. 在be worth doing中,doing表被动意义。例：This book is worth reading.课堂练习课堂练习（一）改写句子（一）改写句子1. We plant trees in spring every year. _ by us in spring every year.2. She posted the lett

6、er yesterday. _ by her yesterday.3. Mr Turner gave me a birthday present. _a birthday present by Mr Turner.4. I will buy a book tomorrow . A book _ by me tomorrow .5. She is going to write a letter. _ by her.Trees are plantedThe letter was postedI was givenA letter is going to be writtenwill be boug

7、ht 1.- Do you like the cloth? - Yes, it _ very soft. A. is feeling B. felt C. feels D. is felt 2 It is difficult for a foreigner _Chinese A write B to write C to be written D written 3 The accident _ ten minutes ago . A. happened B. was happened C. happening D. happen4 The meeting _ tomorrow . A. will hold B. is holding C. will be held D. is held 5 The song _ by many teenagers now . A. is love B. was love C. was loved D. is loved