河北省邯郸市临漳县第一中学高一英语 unit2被动语态VIP专享

河北省邯郸市临漳县第一中学高一英语：unit2 被动语态StepⅠ.Warm-up:Review the past participle forms of the verbs.1. 规则动词过去分词的构成2. 特殊变化（课本附录）StepⅡ.语态概述：英语语态是通过动词形式的变化表现出来的，分为主动语态和被动语态两种：① 主动语态,即主语是动作的执行者。如：We clean the classroom.② 被动语态，即主语是动作的承受者。如：The classroom is cleaned by us.StepⅢ.被动语态的构成及用法:1. 被动语态的构成① 被动语态的基本结构为：be + 动词的过去分词② 各种时态的主动，被动语态的结构如下表（以动词 do 为例）:时态主动语态被动语态例句主动语态被动语态一般现在时do/doesam/is/are+doneWe clean the room.The classroom is cleaned by us.一般过去时didwas/were+doneHe made the kite.The kite was made by him.现在进行时am/is/are +doingam/is/are+being done She is watering flowers.Flowers are being watered by her.现在完成时have/has +donehave/has+been doneJim has finished the work.The work has been finished by Jim.含有情态动词can/may/must+docan/may/must +be doneI can find him.He can be found by me.一般将来时will/shall/be going to+dowill/shall/be going to + be doneThey will plant trees tomorrow.Trees will be planted by them tomorrow.2. 被动语态的用法：① 不知道动作的执行者时。Eg: This watch is made in China.② 没有必要指出动作的执行者是谁。Eg：More trees must be planted every year.③ 强调动作的承受者时，Eg: Chinese is spoken by more and more people in the world.④ 句子的主语是动作的承受者时。Eg: Many houses were washed away by the flood.3. 主动语态和被动语态的转换:主动语态： 动作执行者 + 谓语动词主动形式 + 动作承受者1被动语态：动作承受者 + 谓语动词被动形式 + 动作执行者StepⅣ. Practice:㈠选择填空：1.That’s a nice watch! Is it _____in China?A. make B. making C. made D. makes2. The lost boy ____ early this morning. A.. found B. was founded C. was found D. had found.3. Hundreds of jobs ______ if the fac...