动词不定式的被动语态（共12张PPT）

to do (不定式的主动） ==========> be done（被动态结构） to be done (不定式的被动态） 语态 时态 主动语态 被动语态 一般式 to do to be done 完成式 to have done to have been done 进行式 to be doing / 完成进行式 to have been doing / 二、动词不定式的被动语态 1. 动词不定式的被动语态有两种形式： 1）一般式 （not/never ）to be done 2）完成式 （not/ never） to have been done （表示不定式动作发生在谓语动词之前） 2. 动词不定式的被动语态在句子中的作用 1) 做主语（常用it做形式主语） To be offered sympathy by a robot is ridiculous. 2) 做表语 The party is to be held next Saturday evening. 明年, 这种新药将在500个过度肥胖的人上进行试验。 It is ridiculous to be offered sympathy by …. 3) 做宾语 She didn’t like to be treated as a child. 4) 做宾语补足语 Tony expected the house to be completely transformed. 5）做定语 What a victory to be envied by those women! 受到那些女士的妒忌，这该是多么甜美的胜利！ 6）做状语 He hurried to the booking office only to be told that all the tickets had been sold out.