主动语音和被动语音课件.ppt

Passive Voice 被动语态;English is spoken by the most people in the world.;The Great Wall was built by Chinese people.;The trees were planted by students.; 英语动词有两种语态： 主动语态 (the Active Voice) 被动语态(the Passive Voice);主变被解题步骤:;一般现在时的被动语态：;一般过去时的被动语态：;情态动词的被动语态：;Lets practice;1.People use knives for cutting things. Knives_____ ______ for cutting things. 2. The students in this school study German. German _______ ________ by the students in this school.;3.I found the ticket on the floor. The ticket ______ ______ on the floor. 4.I told her to return the book in time. She ______ _______ to return the book in time.;5.He can mend the bike in two days. The bike ______ ______ _______ in two days. 6.You must take this medicine three times a day. This medicine _______ ___ ________ three times a day.; I usually hear her sing in the morning. She is usually heard ___________English songs in the morning. ; 一些特殊结构的被动结构: ; He makes her horse work all day. Her horse is made all day. My father let me go out for a picnic. I out for a picnic. ;思考二：;; am / is / are +done was / were+ done can / must / +be done;1. A neighbor helped to keep our dog. It __________while we were on holiday. (2005) A. was taken care B. took care of C. is taken care of D. was taken care of 2. Watches____ Shanghai last long. A. are made in B. is made C. are made from D. made;3. A coat can_____ for keeping warm. A. be used B. is used C. been used D. used 4. The workers were made _____ a lot of work in the old days. A. do????? B. doing?????? C. to do D. did 5. This book ____ often ____from the library A. aren’t take away B. taken away C. isn’t taken away D. be taken away ;6.People there planted many trees last year. Trees