2. My mother ____ out of minutes on her cell phone so she called me from a ____.

3. I asked the receptionist to ____ me through to John, but I just got his ____ so I left a message.

4. Is there a place where I can ____ my phone? My battery is low, and I have several ____ that I need to return.

5. I’ve been trying to ____ through to ____ but the line is always busy.

6. I asked my friend to ____ up because I wanted to be sure to write down her ____ correctly.

7. You ____ to use your cell phone unless you charge the battery first.

8. I wouldn’t have woken you up if you ____.

9. If you ____ to class today, you won’t know about the next test.

10. _(1)_ you _(2)_ a new car more often if you could afford it? (多選)

11. We’d be starving by now if we ____ something before we left home.

12. Lily ____ us by now if she wasn’t having a good time.

13. We ____ the bank so much money now if we hadn’t applied for such a huge loan.

14. They ____ you marketing manager if they didn’t think you were right for the job.

15. The government would accept more refugees if the camp _____ so crowded.

16. If you ____ all your homework, you can go out this evening.

17. We ____ in Singapore now if my company hadn’t been taken over by a multinational.

18. Hannah would be on the varsity team (校隊) if she ____ injured last month.

20. They ____ divorced long if they didn’t have young children.

21. If the storm ______ at night, more people would have died.