初中被动语态ppt

1、passive voice 被动语态被动语态 英语动词有两种语态：英语动词有两种语态：主动主动语态和语态和被动被动语态。语态。 1.1.当我们不知道谁是动作的执行者当我们不知道谁是动作的执行者, 2 2. 或者只需强调动作的承受者时，要用或者只需强调动作的承受者时，要用被动语态被动语态。 被动语态被动语态结构：结构：be + 过去分词 过去分词(pp) + (by ) 在改写中应注意：在改写中应注意： 1.把把来的来的提到前面作被动语态的提到前面作被动语态的 2.把把动词动词变成变成“”; 3.主动语态中的主动语态中的变为介词变为介词的的 表格：被动态基本结构 时态时态被动语态结构被动语态结构

2、 一般现在时一般现在时 一般过去时一般过去时 现在进行时现在进行时 过去进行时过去进行时 一般将来时一般将来时 过去将来时过去将来时 现在完成时现在完成时 过去完成时过去完成时 am/is/are done was/were done am/is/are being done was/were being done (shall/will/be going to) be done would be done have/has been done had been done 情态动词的被动语态 情态动词+ be + done must be done/mustnt be done should

3、be done/ shouldnt be done can be done/ cant be done may be done/ might be done some people attacked the towers. s v o the towers were attacked s v by some people. oral practice-主动句改被动句 oral practice-1. change each sentence into passive voice: 1)a car knocked him down yesterday. 2)these two kids plan

4、t trees every year 3)we should protect the earth 4)well put on the play next sunday he was knocked down by a car yesterday trees are planted by these two kids every year. the earth should be protected by us. the play will be put on next sunday. 几种特殊结构几种特殊结构1.my uncle gave me a gift on my birthday 2.

5、we often hear him play the guitar i was given a gift on my birthday a gift was given to me on my birthday. he is often heard to play the guitar 注意：注意：see,watch,hear,notice,feel,make, listen to, look at等动词等动词/短语后作宾语补语的不短语后作宾语补语的不 定式都不带定式都不带to；但改成被动语态后必须带；但改成被动语态后必须带to。 be seen to do, be made to do, b

6、e heard to do, be watched to do we should take care of the old people . the old people should be taken care of. 表示主语的属性特征表示主语的属性特征well/ badly/easily/smoothly),用主动式表被动义。用主动式表被动义。 read,write,sell,wash,clean,wear,lock, open,cook,shut,dry,eat,drink, the books _ well a. were sold b. sell c. have sold d.

7、are being sold this kind of cloth _ easily a. has washed b. was washed c. washes d. is washed b c 主动式表被动义主动式表被动义 ,且和句子的主且和句子的主 语语(或宾语或宾语)构成动宾关系时构成动宾关系时,用主动式表被动义。用主动式表被动义。 difficult,easy,hard,fit,pleasant,good, comfortable,light,heavy,safe, the fish is not fit _(eat) we find english is hard _ (learn)

8、 the article is difficult _ (understand). to eat to learn to understand ,与被修饰的名词构成动与被修饰的名词构成动 宾关系宾关系,又和该句主语又和该句主语(或宾语或宾语)构成主谓关系时构成主谓关系时, 用主动式表被动义。用主动式表被动义。 i have a lot of homework _(do) ill give him some books _ (read) to do to read 表示状态特征的表示状态特征的连系动词连系动词+adj./n.,用用 主动式表被动义主动式表被动义。 4表示状态特征的表示状态特征的连

9、系动词连系动词+adj./n.,用用主动式表主动式表 被动义被动义。 (look,sound,feel,smell,taste, prove, appear,make,.) the steel feels cold 5 表示表示“开始、结束、运动开始、结束、运动”的动词的动词用主动式表用主动式表 被动义。被动义。 (begin,open,start,stop,end,finish,shut, move,run,.) the shop opens at 6 am. every day 表示主语的表示主语的属性特征的动词属性特征的动词+副词副词 well/ badly/easily/smoothl

10、y,用主用主 动式表被动义动式表被动义 6. 作作“需要需要”讲的讲的want/need/require后后 接接动名词作宾语时，用动名词作宾语时，用主动式主动式表被动义；表被动义； 当然也可接当然也可接不定式的被动式不定式的被动式作宾语作宾语。 your jacket needs washing/ to be washed quiz 1 quiz 1 1. the steel _ cold a. is felt b. was feeling c. feels d. is being felt 2. his plan _ good a. has sounded b. is sounding c

11、. is sounded d. sounds c d quiz 2 quiz 2 the shop _ at 6 am. every day a. opens b. opened c. is opened d. is opening work _ at 7 pm. today a. ends b. ended c. was ended d. had ended a b the pen _ smoothly a. was wrote b. writes c. has writing d. is written this coat _ easily a. has washed b. was was

12、hed c. washes d. is washed quiz 3 b c your jacket needs _(wash) the house requires _ (repair) quiz 4 washing repairing the fish is not fit _(eat) we find english difficult _ (learn) quiz 5 to eat to learn i have much homework _ (do) ill give the boy some books _(read) quiz 6 to do to read correcting

13、 mistake 2.correct the mistake(s) in each sentence if any: 1)two boys hurt while playing a ball 2)the singer lived in london until he was sending to university 3)how long do you think the meeting will be lasted? was sent will last were hurt 4)a fire was broken out last night 5)he had to travel by bu

14、s as his car was damaged in an accident a few days before 6)the large building that is now built will be a hospital had been damaged is now being built broke out 7)class is begun at 7:30 every day 8)his plan is sounded good 9)your coat needs being washed begins sounds to be washed / washing 1.an exh

15、ibition of paintings _ at the museum next week aare to be held b. is to be held c. are holding dwill hold multiple choice b 2. im sorry,siryour recorder isnt ready yetit _ in the factory a. is being repaired b. is repaired c. has been repaired d. hasnt been repaired a 3every possible means _, but no

16、ne _ successful a. has tried; has proved btried; proves c. has been tried; proves d. is being tried; is proved c 4the question he asked is hard _ a. for answer b. to answer cto be answered d. answering b 5in warm weather, fruit and meat _ long a. cannot be kept b. dont keep c. mustnt keep d. is not kept a 6he received a telegram _: “mother ill” awritten b. reading c. said d. writing b 7. -did you hand him the letter yesterday? -no, i _ to him a. brought it b. took it c. had it sent d. carried it c 8alice had a dress _ last w