初中英语被动语态复习课件

1、被动语态,The Passive voice,被动语态基本用法 当句子的 是动作的 时，谓语的形式是 。当句子的主语是动作的 时，谓语要用 。 被动语态由动词 构成，时态通过 表现出来。,主语,执行者,主动语态,承受者,被动语态,be+过去分词,be,1.规则动词的过去分词：,1)一般情况在动词原形后加-ed,watch-watched,2)以不发音e结尾的加-d,practice-practiced,3)以辅音加y结尾的，去y变i加-ed,study-studied,4)以重读闭音节结尾，末尾只有一个辅音字母， 先双写该辅音字母，再加-ed,stop-stopped,2.不规则动词的过去分词

2、：见附页 cost come write take feel fall build catch buy sell hear rise,1.They make shoes in that factory. 主语+及物动词+宾语,Shoes are made (by them) in that factory.,变为被动语态,一般现在时： S(主语）+am/is /are +过去分词,2. They bought ten computers last term,Ten computers were bought (by them) last term.,一般过去时：S+was/were +过去分词

3、,3Amy can take good care of Gina ,Gina can be taken good care of by Amy.,情态动词： S+ can/may/must/should + be+过去分词,4.They will finish the work in ten days.,The work will be finished (by them) in ten days.,一般将来时： S+ will+be+过去分词,5. Some workers are painting the rooms now,The rooms are being painted by s

4、ome workers now.,现在进行时： S+ am/is/are + being +过去分词,6We have made twenty more keys,Twenty more keys have been made by us.,现在完成时： S+ have/has + been+过去分词,7I was doing my homework at 8:00 last night,My homework was being done (by me) at 8:00 last night.,过去进行时： S+ was/were+being+过去分词,各种时态的被动语态构成,一般现在时：

5、一般过去时： 一般将来时： 情态动词： 现在进行时： 过去进行时： 现在完成时：,S+am/is /are +P.P S+was/were +P.P. S+ will+be+ P.P. S+ can/may/must/should + be+ P.P. S+ am/is/are + being + P.P. S+ was/were+being+ P.P S+ have/has + been+ P.P.,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

6、作的执行者时。例如： My bike was stolen我的自行车被盗了。,三、汉语中含有“据说”、“据报道”、“有人认为”、“据发现”等时。例如： It is said that one day he climbed to the top of a house and It was reported that her mother died of SARS. 众所周知 It is well-known that 有人认为 It is believed that 据发现 It is discovered that ,四、汉语中含有“被”、“由”等词时。 例如： Tina is asked t

7、o come by Paul Tina是被Paul叫来的。 五、某些句子习惯上用被动语态。例如： He was born in October，1989 My shoes are worn out .(穿破了）,1.People use knives for cutting things. Knives _ _ for cutting things. 2.He cleans the windows of their classroom twice a month. The windows of their classroom_ _ twice a month.,EXERCISES,are us

8、ed,are,cleaned,(变被动语态）,3.I wrote a letter to him . _ _ _ _ to him. 4.I noticed her go into the room . She _ _ _ _ into the room.,A letter was written,was noticed to go,5. His doctor made him have only two meals a day. He _ _ _ _ only two meals a day. 6.Now people can use computers to help them. Now

9、computers _ _ _ to help them.,was made to have,can be,used,7. Did you plant many trees last year? _ _ _ _ last year ? 8.Must we finish our work today? _ our work_ _ today?,Were many trees planted,Must be finished,9. The foreign friends gave us some wonderful stamps. 1) _ _ _ some wonderful stamps. 2) Some wonderful stamps _ _ _ _.,we were given,were,given to us,体验中考 ： 1.Li hua as a volunteer to work for the Olympic Games . A is chose B is chosen C was choosing D was chosen 2.I will work hard if I another chance . A give B will give C am given D will be given,D,C,3.Your room is too dirty