2023年中考英语语法-被动语态专题复习课件

写出下列动词的过去式和过去分词 do did done go went gone see saw seen give gave given choosechose chosen draw drew drawn eat ate eaten take took taken speak spoke spoken write wrote written show showed shown Wicbig Falles tonr Drepm 中考英语专项复习 被动语态 wishwing200t正的0的8orn 复习目标 1.掌握如何将主动语态变成 被动语态 2.掌握被动语态各个时态的 用法 什么时候要用被动语态呢？ 在下列三种情况之一要用被动语态 ①不知道动作的执行者是谁，用被动语态。 ②没有必要指出谁是动作的执行者，用被动 语态。 ③需要强调动作的承受者时，用被动语态 主动语态和被动语态结构的传换 Ve clean our classroom every day.主动语态 主语谓语 宾语 Our classroom is cleaned by us every day.1 被动语态 主语 谓语 宾语 结构：主动语态：主语十谓语十宾语 被动语态：主语be十过去分词 by+宾语 即：“主变宾，宾变主，谓语动词变被动。 (注：主变宾即主语变为介词by宾语) 【考点一】各种时态的被动语态结构： 1.They I 恋边被动语态 that factory. Shoes are made (by them)in that factory. 1.一般现在时的被动语态： S(主语)+am/is /are+过去分词 步骤一：Exercises 对练东习变被动 They play football on Sunday. Football is played by them on Sunday. Lucy does the homework in the evening. The homework is done by Lucy in the evening. They often use computers in class. Computers are often used by them in class. We make these machines in Beijing. These machines are made by us in Beijing 查为被动语态二 主动语态： He looked after the little baby yesterday. 主 谓（动介） 宾语 被动语态： The little baby was looked after by him yesterday 2.一般过去式的被动语态： S+was/were+过去分词 步骤二：Exercises 对习变被动态 1)They built the tall building last year. The tall building was built by them last year. 2)He took good care of his little brother yesterday His little brother was taken good care of by him yesterday. 3)We cleaned our classroom just now. Our classroom was cleaned by us just now. 4)They used this room for resting. 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