--- _______ you _______ to the park yesterday? (   )
--- Yes, I did.

A．Do; go

B．Did; go

C．Did; went

She  _______ four apples for dinner last night. (   )

A．have

B．has

C．had

按要求完成句子。
【小题1】Everyone _________ (study) hard every day!
【小题2】Our teacher _________ (learn) us to play ping-pong yesterday.
【小题3】Danny couldn’t _________ (throw) the ball.
【小题4】My father _________ (answer) me some questions now.
【小题5】Did he _________ ( watch)a basketball this morning?

How ______ your winter vacation? (   )

A．were

B．was

C．is

There  one classroom in the village school twenty years ago. （ ）

A．were

B．is

C．was