初二英语课件_一般过去时.ppt

文档介绍：一般过去时
Unit 10
一、一般过去时:
: CB(P144-145)
A.)表示过去的动作或状况。句中常有表示过去的时间状语,如:yesterday, three days ago, last month, in1999等。
Eg: I was born in 1944.
Where were you yesterday morning?
We both watched TV last night.
Did you meet your friend this morning.
B.) 表示过去一段时间内经常或反复发生的动作。句子中常带有every day, often , always, sometimes 等时间状语。
eg: Bell often visited his uncle’s farm.
When Tom and John were at school ,they
sometimes played football together.

1.)动词 be 的一般过去时。
动词be的过去有两种形式: 第一人称单数和第三人称单数用was;其余的人称用were.
eg : I was late yesterday.
He was in Shanghai last month.
一般过去时的肯定式,否定式和疑问式的结构与一般现在时的结构是相同的。
2.) 否定式:P 83 (SHB)
主语+系动词was (were) not +….
Was not →wasn’t were not→weren't
Do the exercise: SHB P83(1)
答案:was, was, were, were, was, was , was,
was , was, was , was ,was, were, were,
was, were, was.
Do the exercise: SHB P84(2)
答案:(1)There weren't many cars fifty years ago.
Now there are thousands.
(2.) There were thousands of trees fifty years ago.
Now there aren’t many.
(3.) There were only ten good houses fifty years ago.
Now there are hundreds.
(4.)There was a lot of fresh air fifty years ago .
Now there isn’t much.
(5.) There was a lot of grass fifty years ago.
Now there isn’t much.
:P84
Was (Were)+主+ ….?
回答:Yes ,he was.
No, he wasn’t.