Mary：

Boys and girls, there will be an exam tomorrow.

同学们，我们明天考试。

Tim：

Ah? Really? That stinks!

啊？不是吧？太郁闷了！

Mary：

Haha, April Fool's! Did you forget what day it is today?

哈哈，今天是愚人节！怎么都忘了？

Tim：

Wow, you were pulling our leg all along. I was really fooled.

哇，原来是骗我们的。我被作弄了！

Mary：

Alright, now let's be serious. Actually…you'll take an exam today.

好了，不跟大家开玩笑了。其实……我们是今天考试。

Tim：

What?…

什么？……