I saw Emily at the party last night. 昨晚在餐会上我看到Emily。

Did you see Emily at the party last night?

昨晚在餐会上你看到Emily吗？

We had a good time at the birthday party this afternoon.

今天下午的庆生会我们玩得好开心。

Did you have a good time at the party this afternoon?

今天下午的庆生会你们玩得开心吗？

Johnny and I went to a concert. Johnny和我去看了一场音乐会。

Where did you go? 你们去哪儿了？

What did you do yesterday? 你们昨天做了什么？