填入合适的词将句子补充完整。

1. Mike 回答


his colleagues when the phone rang.

2. I called Ruby back as soon as I 回答


bed.

3. Do you mind if I 回答


the light?

4. Thanks to our hard work, we can fulfil the task 回答



5. Most tour companies 回答


advance payment when a booking is made.

6. We.ll 回答


the meeting if we stay any longer.

7. She 回答


to find himself alone in the house.

8. He 回答


human relations.