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1、语法专题复习,被动语态 （The Passive voice),Good afternoon! Boys and girls!,Teaching aims：了解被动的语态的相关知识，并能够熟练解决被动语态的相关问题。,Main and difficult points：熟练运用各种时态的被动语态。,1.英语中有那两种语态？,回答下列问题：,主动语态和被动语态。,2.主动语态表示什么？,主动语态表示主语是动作的执行者。,3.被动语态表示什么?,被动语态表示主语是动作的承受者。,例如：Many people speak English.(主动语态)English is spoken by many
2、 people.(被动语态),被动语态的构成:“助动词be+及物动词的过去分词”,被动语态中be在各时态中的具体形式：1.一般现在时中,be是am,is ,are的形式。,注:助动词be有人称、数和时态的变化。其变化规则与be作为连系动词时完全一样。,3.一般将来时中，be是will be 的形式。例句: I /She/We will be taught to study English,2.一般过去时中，be是was,were的形式。,例句: I /she was taught to study English.We were taught to study English.,例句: I a
3、m taught to study English.We are taught to study English.,4.现在完成时中被动语态的构成:have / has been +done,5.现在进行时态中被动语态的构成:be being +done,例句: The work has been finished.Why havent they been invented.,例句: New bridge is being built near our school.,6.含有情态动词的被动语态的构成:can/ may /must/should + be + done+（by s b）,例句：
4、The dictionary must be taken good care of。Can the work be done in two days。,被动语态的用法：,1.不知道动作的发出者,或不必要说明动作的 发出者。,例句：Silk is produced in Suzhou and Hangzhou。,2.对动作的承受者进行强调时,要用被动语态。,例句：Bicycles are widely used in China.,主动语态转化为被动语态的三部曲:,1.主动结构宾语变为被动结构主语。,2.谓语动词变为被动语态。,3.主动结构主语变为介词by的宾语,组成介 词短语,放在被动结构中谓
5、语动词之后。在动词执行者无须说明或强调时，by短语可以省略。,巩固训练：,1.The key _for locking the classroom door.A.uses B. is used C.is using D.use(广西壮族自治区中考题) 2.A new school _over there in two years. (四川中考题)A.may built B.may be built C. is built 3. He was made _yesterday. (辽宁省中考题)A.cry B.to cry C.crying D.to be cried 4.The PRC_on O
6、ctober 1,1949.A.was found B. is found C.was founded D.is founded 5.A talk on Chinese history_in the school hall next week.A.is given B.has been given C.will be given D. will give (天津市中考题),B,B,B,C,C,当堂作业:,句型转换： 1.They play basketball in their school.(改为同意句)Basketball_ _in their school by them. 2.What
7、s her name ? Can you tell me ? (合为一句)Can you tell me _ _ _ _? 3.I saw her run into the old house just now.(改为同意句)She was _ _run into the old house just now. 4.We should listen to the teacher carefully.(改为同意句)The teacher should be _ _carefully. 5.Dont play football on the road.(改为同意句)Football _ _ _ on the road.,is played,What her name is,seen to,listened carefully,mustt be played,
