外研版 (三年级起点)四年级下册Unit 2 Was it a big city then ?教学ppt课件

这是一份外研版 (三年级起点)四年级下册Unit 2 Was it a big city then ?教学ppt课件，共36页。PPT课件主要包含了大声读一读， I was，a big city，一般过去时，常用时间，动词be的变化，amis，was单数，are，were 复数等内容，欢迎下载使用。
Let’s sing a chant
Fat, fat, fat. I was fat.Thin, thin, thin. Nw I’m thin.Shrt, shrt, shrt. I was shrt.Tall, tall, tall. Nw I’m tall.
tall－shrt big－smalllng－shrt fat－thin Old－new yung－ld
Were yu yesterday?
N, .
g t cinema
I wasn’t
Were yu yesterday?
Yes, .
Were yu yesterday?
N, .
He’s strng.
Was he strng then?
Yes ,he was.
Oh, he’s strng.Was he strng then?
Yes, he was.
This is my grandpa.
Where is he?
He’s in Shenzhen.
Shenzhen is a big city nw.
Was it a big city then?
It was a very small village then.
a small village
Shenzhen is a big city nw. Was it a big city then?
N. It was a very small village then.
Nw it is a big city.
Strng, strng, he’s strng .Was he was strng then?Big, big, a big cityWas it a big city then?
Was it fat?
N, it wasn’t.It was thin.
Was she tall?
N, she wasn’t.She was shrt.
Was he naughty?
Were they yung?
Yes, they were.
Be动词的过去式(was/were)
表示过去某个时间发生的动作或存在的状态。
then,yesterday等等
含有be动词的句子（相应句型变化只对was/were进行）
肯定句：I was at hme yesterday.
否定句：I wasn’t at hme yesterday.
否定句：Were yu at hme yesterday?
Yes, I was. / N,I wasn’t.