中考英语——被动语态（共22张PPT）

被动语态 被动语态（一） 被动语态（二） 被动语态（一） 一、被动语态定义：被动语态是动词的一种形式，用以说明主语和谓语的关系。 二、被动语态的结构：be（对应形式）+done 三、不同时态下的被动语态 一般现在时：is / am/ are + done 一般过去时：was / were + done 一般将来时：will/shall + be + done be going to + be +done About 100 million sharks are killed by human every year. Only 12 persons were killed worldwide by sharks in 2011. The shark’s fins （鱼鳍）will be made into fin soup（鱼翅汤）. The shark’s fins are going to be made into fin soup. 三、不同时态下的被动语态 现在进行时：is / am/ are + being done 过去进行时：was / were + being done The shark is being saved by the man. At the same time yesterday, many sharks were being saved. 时态 结构 一般现在时 is / am/ are + done 一般过去时 was / were + done 一般将来时 will / shall + be + done be going to + be + done 现在进行时 is / am/ are + being + done 过去进行时 was / were + being + done 三、不同时态下的被动语态 注意： be 变 done 不变 四、 情态动词的被动语态 Shark should be protected by human beings. 情态动词被动：情态动词+ be done Humans protect the rhino. The rhino is protected by humans. 五、 主动语态变被动语态 主语 宾语 找 找主语