What is worse, I'm not very smart.

如果我是你，我做得会更糟。

What is worse, he was late for the meeting.

更糟糕的是，他开会迟到了。

And what is worse, I missed the school bus.

而更糟的是，我没赶上校车。

What is worse, I cannot talk about it with my family.

更糟糕的是，我不能对我的家人讲。

They lost their way, and what is worse it began to rain.

他们迷路了，而更糟的是又开始下雨了。