2020中考专题复习被动语态(共26张PPT)

过去进行时：
was/were+being+过去分词
I was doing my homework at 8:00 last night． My homework was being done (by me) at 8:00 last night.
现在完成时： have/has + been+过去分词
We have made twenty more keys．
Twenty more keys have been made by us.
在被动语态中要注意的问题
一、使役动词(let, have, make等)或感官 动词(see, hear, watch,等)在主动语态中 后面接的动词不定式省略to，改为被动语态 时一定要补上to。如：
see sb do sth sb be seen to do sth
感 watch sb do sth sb be watched to do
官
sth
动 词
hear sb do sth
sb be heard to do sth
notice sb do sth sb be noticed to do sth
was/were+being+过去分 词
have/has+been+过去分词
had+过去分词
had+been+过去分词
情态动词+动词原形
情态动词+be+过去分词
大练兵：各种时态变为被动语态 1.一般现在时：am/is /are +过去分词 .They make shoes in that factory. 主语+及物动词+宾语
此类动词有： pass, show, send…
buy be bought for
此类动词还有：draw，make, cook, mend
没有被动语态的情况
1：不及物动词（vi.)不能用于被动语态。
例：happen, take place ,appear,
disappear,belong to ,come out ， come true--
请将下列主动语态变成被动语态
1.Lucy bought some fruit. Some fruit _w__a_s_ b_o_u_g_h_t_ _b__y__ Lucy.
2.Uncle Wang waters the flowers every day. The flowers _a_r_e _w_a_t_e_r_e_d __b_y_ Uncle Wang
She is heard to sing in the room every day.
go
主动语态
被动语态
使 make sb do sth sb be made to do sth
役 have sb do sth 动 词 let sb do sth
sb be had to do sth sb be let to do sth
Tom’s father bought him a book.
He _w__a_s__b_o_u_g__h_t_ a book by his father. A book __w_a__s_b_o_u__g_h_t_ _f_o_r___ him by his father.
如：give be given to
every day. 3.Did they build the bridge in 1998?
_W_a_s_ the bridge _b_u__il_t in 1998? 4.When did Lu Xun write these books? When _w_e_r_e_these books _w_r_it_t_e_n_ __b_y_ Lu Xun? 5.The farmers don’t grow apples on the farm. Apples a_r_e_n_’_t _g_ro_w__n on the farm. 6.They didn’t clean the classroom yesterday. The classroom _w_a_s_n_’_t _ _c_l_e_a_n_e_d_ yesterday.
Gina can be taken good care of by Amy.
5.现在进行时： am/is/are + being +过去分词 Some workers are painting the rooms now．
The rooms are being painted by some workers now.
into the river. A. needn’t be thrown B. mustn’t be thrown C. can’t throw D. may not throw
3.You may go fishing if your work___A_____. A. is done B. will be done C. has done D. have done
3.We should dig a large hole. A large hole s_h_o_u_l_d __b_e_ _d_u_g__.
4.Can we put our bikes here? _C_a_n__ our bikes _b_e__ __p_u_t_ here?
5.You mustn’t throw rubbish here. Rubbishm_u_s_t_n_’_t __b_e__ t_h_r_o_w_n_ here.
2 We will build a new lab. A new lab _w_i_ll_ _b_e__ _b_u_i_lt_.
3 They aren’t stopping the traffic now. The traffic _is_n_’t_ _b_ee_n_ _s_to_p_p_in_g_ now.
如何从主动语态变为被动语态？
1.主语
介词by 宾语
2.谓语加be,并变为过去分词3.宾语主语The boy broke the glass.
The glass was broken by the boy. 口诀：宾变主，be过分，主语变宾by后跟
一般现在时的被动语态结构: am/is/are + vt 过去分词 一般过去时的被动语态结构: was/ were + vt 过去分词 含有情态动词的被动语态结构: 情态动词+be+ vt 过去分词 将来时的被动语态结构: will/would +be + vt 过去分词
带情态动词的被动语态
1.You can do the work all by yourself. The work _c_a_n__ __b_e__ __d_o_n_eall by yourself.
2.We must plant more trees. More trees _m__u_st_ __b_e__ p_l_a_n_t_ed___.
4 How long have you kept the book? How long _h_a_s_ the book _b_ee_n_ _k_ep_t_?
1.---Did you go to Jim’s birthday party? ---No, I ___B__
A. am not invited B. wasn’t invited C. haven’t invited D. didn’t invited 2. To make our city more beautiful, rubbish __B____
5 If your homework _is__d_o_ne_(do) well,you may go to play.
6 Mr.Green was seen _t_o_g_r_o_w_ (grow) trees.
4.We are told _____D___ everywhere. It’s our duty to keep our school clean.
A. not to make much noise B. to throw waste paper C. to draw D. not to spit
5.进行时态的被动语态结构: am/ is /are/was /were+being + vt 过去分词
6.完成时态的被动语态结构: have/has/had been + vt 过去分词
时态 1 一般现在时 2 一般过去时 3 一般将来时 4 过去将来时 5 现在进行时
6 过去进行时
7 现在完成时 8 过去完成时 9 含情态动词
主动语态和被动语态对照表
主动语态
被动语态
do/does
am/is/are+过去分词
did
was/were+过去分词
will+动词原形
will+be+过去分词
would+动词原形
would+be+过去分词
am/is/are+v-ing was/were+v-ing have/has+过去分词
am/is/are+being+过去分 词
在被动语态中要注意的问题
二、带双宾语的动词有两种改法: 1.把指人的宾语作为被动句的主语. 2.当把直接宾语物作为主语时，要加介词to,for He gave me a beautiful present. I was given a beautiful present by him. A beautiful present was given to me .