2018下半年公共英语一级指导：被动语态

　　被动语态

　　一，英语中语态有两种：主动语态和被动语态。(主动语态表示主语是动作的执行者。

　　被动语态表示主语是动作的承受者，即行为动作的对象)

　　例如： She wrote the book. 她写了这本书(主动句)

　　The book was written by her.这本书是被她写的(被动句)

　　二， 被动语态的结构：be+动词的过去分词

　　一， 被动语态的标志性单词：by 和with

　　by引出动作的执行者;with引出行动使用的工具

　　例如：He was killed by a robber.他被一个强盗杀死了。(这里by引出动作的执行者：robber)

　　He was killed with a knife.他被人用刀杀死的。(这里with引出行动使用的工具：knife)

　　1. English ____ in Canada.

　　A. speaks B. are spoken C. is speaking D. is spoken

　　2. This kind of car ___ in Japan.

　　A, makes B. made C. is making D. is made

　　3 Our room must ___ clean.

　　A. keep B. be kept C. to be kept D. to keep5

　　4 Doctors __ _ in every part of the world.

　　A. need B. are needing C. are needed D. will need

　　5. New computers ___ all over the world.

　　A. is used B. are using C. are used D. have used

　　6 A new house ___ at the corner of the road.

　　A. is building B. is being built C. been built D. be building