9、過去完成時
John had learned some Chinese before he came to China. He found the book that he had lost.
By the end of last year， I had worked in this college for ten years.
no sooner………than， hardly(scarcely)……when(before)
We had no sooner reached home than it began to rain. No sooner had we reached home than it began to rain.
He had hardly entered the office when (before) the phone rang.
10、現在完成進行時(常跟for hours， since this morning等表示一段時間的狀語連用)
They have been watching TV for two hours. He has been working on this essay since this morning.
11、時態呼應特殊規則
Kepler proved that the sun is the center of the solar system. 客觀真理
I didn‘t go to the ball because I am not fond of dancing. 意義需要
被動語態
一般時態 進行時態 完成時態
現在 am
is written
are am
is being given
are has
been written
have
過去 was
were written was
were being given had been written
將來 shall
will be written shall
will have been written
過去將來 should
would be written should
would have been written
公眾號
事業單位
當前位置：
公考類
招聘類
各類考試
