【正文】
rs were bought (by them) last term. 一般過去時: S+was/were +過去分詞 3. Ling Feng can take good care of Polly . Polly can be taken good care of by Ling Feng . 情態(tài)動詞: S+ can/may/must/should + be+過去分詞 will finish the work in ten days. The work will be finished (by them) in ten days. 一般將來時: S+ will+be+過去分詞 5. Some workers are painting the rooms now. The rooms are being painted by some workers now. 現(xiàn)在進行時: S+ am/is/are + being +過去分詞 6. We have made twenty more keys. Twenty more keys have been made by us. 現(xiàn)在完成時: S+ have/has + been+過去分詞 7. I was doing my homework at 8:00 last night. My homework was being done (by me) at 8:00 last night. 過去進行時: S+ was/were+being+過去分詞 四、何時使用被動語態(tài)呢? 一、行為主體不明確,不必說出或者無法說出動作的執(zhí)行者時。例如: My bike was stolen.我的自行車被盜了。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. 眾所周知 … … It is well known that … 據(jù)推測說 … … It is supposed that … 四、漢語中含有“被”、“由”等詞時。 五、某些句子習慣上用被動語態(tài)。例如: You are friendly invited to e to our English party at 8:00p. m. tomorrow.敬請您明天晚上 8:00光臨我們的英語晚會。例如: 【 正 】 The shirt fits him very well. 【 誤 】 He is fitted very well by the shirt. 。例如: 【 正 】 He joined the League in 1998. 【 誤 】 The League was joined by him in 1998. “動詞+名詞”構(gòu)成的英語習語(如make faces, make friends, take place等)一般不可改為被動語態(tài)。例如: 【 正 】 You must look after yourself. 【 誤 】 Yourself must be looked after