题目内容：

在下面对话空白处填入适当话语（话语可以是句子、短语或词）使对完整。

A: May I speak to Nick?

B: This is Nick speaking.

A: Hi, Nick！ I haven’t seen you for a long time. What 1.________to you?

B: I have been in hospital.

A: Oh, 2. ________ . But for what?

B: I 3.___________ three weeks ago.

A: Really?4.___________?

B: Yes. But luckily, only my left arm was broken. And I can move it now.

A: Good. But how did it happen?

B: I was driving fast to work on that rainy morning. I couldn’t stop my car and it 5.________ another car.

A: Oh, you should drive slowly.