初中英语被动语态复习课件

2. They term． ．
bought
ten computers last
Ten computers were bought (by them) last term. 一般过去时： 一般过去时：S+was/were +过去分词 过去分词
3．Amy can take good care of Gina ． ．
7. Did you plant many trees at this time last year? Were ______ _______ _______ many trees planted _______ at this time last time? 8.Must we finish our work today? Must be finished _______ our work______ _______ today?
Tom will clean the room tomorrow.
主 谓 受动者) 宾(受动者 受动者
The room will be cleaned by Tom tomorrow.
His brother washes bowls every 受动者) 宾(受动者 受动者 day. 主 谓
Bowls are washed byhis brother every day.
is made 4) The car ____ (make) in China.
5) The room must be cleaned (clean) _____ every day.
( ) The flowers ____ every day,or they’ll die. A must water B can be watered C should water D must be watered ( ) Many computers will ___ to our school. A be bring B be brought C bring
四、汉语中含有“被”、“由”等词时。 汉语中含有“ 等词时。 例如： 例如： Tina is asked to come by Paul． ． Tina是被 是被Paul叫来的。 叫来的。 是被 叫来的 某些句子习惯上用被动语态。例如： 五、某些句子习惯上用被动语态。例如： He was born in October，1989． ， ．
Gina can be taken good care of by Amy. 情态动词： 情态动词： S+ can/may/must/should + be+过去分词 过去分词
各种时态的被动语态构成
1）一般现在时：You are ）一般现在时： do this.
invited to
2）一般过去时：The story was told by ）一般过去时： her. 3）一般将来时：The problem will be ）一般将来时： discussed tomorrow.
10.The teacher asked Tom to turn on the computer. was asked Tom _______ ________ to turn on the computer. 11.In this factory women do most of the work. Most of the work _______ ________ is done by women in this factory.
watch---watched study---studied
practice---practiced stop---stopped done do write written go gone
2.不规则动词的过去分词： 2.不规则动词的过去分词： 不规则动词的过去分词 am have been is had has are
4)情态动词：The rubbish can 情态动词： 情态动词 be put into the dustbin over there.
时态
主动语态
被动语态
am/is/are +Vpp was/were +Vpp
原形)/ 原形 一般现在 V(原形 V(e)s 时 一般过去 V-ed/ made 时
1.规则动词的过去分词： 1.规则动词的过去分词： 规则动词的过去分词
1)一般情况在动词原形后加 1)一般情况在动词原形后加-ed 一般情况在动词原形后 2)以不发音e结尾的加-d 2)以不发音 结尾的加3)以辅音加 结尾的， 3)以辅音加y结尾的，去y变i加-ed 4)以重读闭音节结尾，末尾只有一个辅音字母， 4)以重读闭音节结尾，末尾只有一个辅音字母， 以重读闭音节结尾 先双写该辅音字母，再加先双写该辅音字母，再加-ed
(变被动语态） 变被动语态） 变被动语态
1.People use knives for cutting things. are used Knives ______ ______ for cutting things. 2.The students clean the windows of their classroom twice a month. The windows of their classroom______ are cleaned _______ twice a month.
原形) 原形 一般将来 will +V(原形 will+ be +Vpp 时 情态动词+ 含情态动 情态动词 词 V(原形 原形) 原形 情态动词+ 情态动词 be +Vpp
各种时态的被动语态构成
一般现在时： S+am/is /are +P.P 一般现在时：
S+was/were +P.P. 一般过去时： 一般过去时： S+ can/may/must/should + 情态动词： 情态动词： be+ P.P.
改为被动语态
He
主
plants
谓
trees
宾(受动者)
in spring.
Trees
are planted byhim
in spring.
主动语态变被动语态口诀： 主动语态变被动语态口诀：
宾语提前主语变， 宾语提前主语变， 原主变宾by后见 后见， 原主变宾 后见， 时态人称be关键 关键。 时态人称 关键。
3.I found the ticket on the floor. The ticket was found ______ ______ ______ ______ on the floor. 4.I told her to return the book in time. was told She ______ _______ to return the book in time.
be + Vp.p(动词的过去分词） 动词的过去分词） 动词的过去分词 1)be 动词可以随时态人称的变化而 变化 am/ is / are + V(过去分词） 过去分词） 过去分词 was/ were+ V(过去分词） 过去分词） 过去分词 will be + V(过去分词） 过去分词） 过去分词 情态动词+ 过去分词） 情态动词 be + V (过去分词） 过去分词
12.He can mend the bike in two days. can be mended The bike ______ ______ _______ in two days. 13.You must take this medicine three times a day. must _______ be This medicine _______ taken ________ three times a day.
14.The students study German in this school. is studied German _______ ________ by the students in this school. 15.Do they often talk about this question? talked Is ______ this question often _______ about _______them _______? by
9. The foreign friends gave us some wonderful stamps. we were given 1) _______ ______ _______ some wonderful stamps. 2) Some wonderful stamps _______ were ________ _______ _______. given to us
一般将来时： S+ will+be+ P.P. 一般将来时： 现在进行时： 现在进行时： S+ am/is/are + being + P.P. 现在完成时： 现在完成时： S+ have/has + been+ P.P. 过去进行时： 过去进行时： S+ was/were+being+ P.P.
何时使用被动语态呢？ 何时使用被动语态呢？ 一、行为主体不明确，不必说出或者无法 行为主体不明确， 说出动作的执行者时。例如： 说出动作的执行者时。例如： Football is played all over the world． ． 二、不易找到或根本就不可能找到动作的 执行者时。例如： 执行者时。例如： My bike was stolen．我的自行车被盗了。 ．我的自行车被盗了。
4.They will finish the work in ten days.