（必修）英语5二年级《Theme A History and People Famous People in History Unit 2 Historical Figures Grammar》优秀p

（必修）英语5二年级《Theme A History and People Famous People in History Unit 2 Historical Figures Grammar》优秀ppt课件

Understanding and application of the new grammar

课前检测（Pre-class test）——复习旧知

过去完成时：表示在过去某时或某个动作之前发生的动作或存在的状态。

Structure(结构)：

had+v-ed （主动）

had+been+v-ed （被动）

(2011辽宁卷)34. By the time Jack returned home from England, his son_____ from college.

A. graduated B. has graduated

C. had been D. had graduated

(2011北京卷)21.

Experiments of this kind _______in both the U.S. and Europe well before the Second World War.

A. have conducted B. have been conducted

C. had conducted D. had been conducted

D

D

现在进行时

structure(结构）：

be(am\is\are)+v-ing(主动）

be(am\is\are)+being+v-ing(被动）

I am reading the book.

现在完成时

structure（结构）：

have\has+v-ed (主动） have\has+been+v-ed(被动）

I have read the book.

现在正在读