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。

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 小题1:________to you?
B: I have been in hospital.
A: Oh, 小题2: ________ . But for what?
B: I 小题3:___________ three weeks ago.
A: Really?小题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 小题5:________ another car.
A: Oh, you should drive slowly.