3、某些句子习惯上用被动语态。例如 He was born in October，1989． 4、汉语中含有“被”、“由”等词时。例如 Tina是被Paul叫来的。Tina is asked to come by Paul 5、汉语中含有“据说”、“据悉”、“据报道”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 据推测说 It is supposed that 2.含有双宾语的动词在变为被动语态时 有些双宾动词如award, buy, give, leave, lend, offer, pay, show, teach, tell等在变为被动语态时，既可把间接宾语指人sb.变为被动语态的主语,而把直接宾语指事物sth.保留下来称为保留宾语,也可把直接宾语指事物sth.变为被动语态的主语,而把间接宾语sb.改为介词to 或for引起的状语到底用to还是for,与所搭配的动词有关。比较 He gave her some money. 他给她一些钱。
She was given some money by him. Some money was given to her by him. He bought her a watch. 他给她买了一块手表。A watch was bought for her by him. She was bought a watch by him. He bought his friend some fruits yesterday变被动 3.作“需要”讲的need的被动形式 need to be done 或 need doing Your jacket needs to be washed/washing. 二．不用被动语态的动词 1.表示“开始、结束、运动”的动词用主动式表被动义。
begin, open, start, stop, end, finish, shut, run,... The shop opens at 6 am. every day． 2.. 不及物动词（vi. 如happen, take place, appear, disappear, A traffic accident _________happen just now 3. 连系动词（Link.v. 如be, look, seem, feel, sound, smell, taste, get, turn, become Peking Opera ________ sound beautiful. 4. 当此动词表示事物的自然属性的时候 The pen _________ write very fast. / This kind of sweater _______ ell well. 表示主语的自然属性特征 副词 well/ badly/easily/smoothly,常见动词 read, write, sell, wash, clean, wear, lock, open, cook, shut, dry, eat, drink, 1The books ____ well． A. were sold B. sell C. have sold D. are being sold 2This kind of cloth ___ easily． A. has washed B. was washed C. washes D. is washed