对比记忆英语“八种时态”以及其主动句和被动句

例句(注：小括号内部分可以省略)

1.一般现在时：

She teaches us English.她教我们英语。We are taught English (by her).我们被她教英语。We see her enter the house every day.每天我们看见她进入房屋。She is seen to enter the house (by us) every day.每天她被我们看到进入房屋。注：在②句中，see sb. do sth.(看到某人做了某事)变为被动句时，要把省略的to还原

2.一般过去时：

He gave me a present yesterday.昨天他给了我一个礼物I was given a present (by him) yesterday.They asked me to finish the project on time.他们要求我按时完成这个项目。I was asked to finish the project (by them) on time.

3.现在进行时：

I am reading a book now.现在我正在读书。A book is being read (by me) now.He is laughing at me.他正在嘲笑我。I am being laughed at (by him).

4.一般将来时：

You will hear a terrible noise soon.不久你会听到可怕的噪音。A terrible noise will be heard (by you ) soon.We are going to hold an English competition next week.我们下周打算举行一场英语比赛。An English competition is going to be held (by us ) next week.

5.过去进行时：

She was enduring a toothache at that time.在那时她正在忍受牙疼。A toothache was being endured (by her) at that time.They were attacking the enemies at that time.在那时他们正在攻击敌人。The enemies were being attacked by them at that time.

6.现在完成时：

I have finished my homework.我已经完成了我的作业。My homework has been finished (by me).He has loved her for 20 years.他爱了她达20年。She has been loved (by him) for 20 years.

7.过去完成时：

We had finished the work when he came in.The work had been finished when he came in.He had done all the housework before we arrived.在我们到达以前，他已经做完了所有的家务。All the housework had been done by him before we arrived.

8.过去将来时：

He said that I would believe him some day.他说总有一天我会相信他。He said that he would be believed (by me) some day.She promised that she would tell me the truth.她承诺她会告诉我实情。She promised that I would be told the truth.

附：含有情态动词的句子的被动结构，由“情态动词＋be＋过去分词”构成，例：

We can repair this watch in two days.两天内我们能修好这块手表。This watch can be repaired (by us )in two days.They should do it at once. 他们应该立刻做这件事。It should be done (by them) at once.