文档介绍：主语 + be 动词的过去式（was, were）~ .
主语 + be 动词的过去式（was, were）+ not ~ .
be 动词的过去式（was, were）+主语 ~ ?
He was busy yesterday
主语 + be 动词的过去式（was, were）~ .
主语 + be 动词的过去式（was, were）+ not ~ .
be 动词的过去式（was, were）+主语 ~ ?
He was busy yesterday.
He was not busy yesterday.
Was he busy yesterday?
时态
主语
I was very tired last night.
You were absent from school two days ago.
There were some books there.
was
were
+ not =
wasn’t
weren’t
I wasn’t busy the other day.
There weren’t any boys in the room.
was
were
+ 主语 ~ ？
Yes, … was (were) .
No, … wasn’t (weren’t) .
Was your father free this morning?
Yes, he was.
No, he wasn’t.
Was there any water in the bottle?
Yes, there was.
No, there wasn’t.
时态
句型
主语 + 动词的过去式 ~ .
主语 + did not + 动词原形 ~ .
Did + 主语 + 动词原形 ~ ?
He played tennis last week.
He did not play tennis last week.
Did he play tennis last week.
主语 + 动词的过去式 ~ .
We had a good time yesterday.
He had a good time yesterday.
I watched TV for an hour.
She studied Russian two years ago.
We said good-bye to Li Ming at five.
主语 + did not + 动词原形 ~ .
We did not have a good time yesterday.
He did not do his homework.
He didn’t have classes this morning.
You didn’t do your best to do it.