.Why did you take a taxi____you could come here by bus?
| A．while | B．unless | C．when | D．until |
By the time you have finished this book, your meal _____ cold.
| A．gets |
| B．has got |
| C．will get |
| D．is getting |
Food supplies in the flood-stricken area _____. We must act immediately before there’s none left.
| A．have run out |
| B．are running out |
| C．have been run out |
| D．are being run out |
Grace doesn’t want to move to New York because she thinks if she _____ there, she wouldn’t be able to see her parents very often.
| A．lives |
| B．would live |
| C．has lived |
| D．were to live |
Mrs. Smith has tried many times to persuade her son to give _____ chemistry and learn law, but he wouldn’t listen. Finally Mrs. Smith had to give _____ and let him be.
| A．in; in |
| B．up; up |
| C．up; in |
| D．in; up |
Taxi _____ was raised again because the price of oil was higher than before.
| A．fee |
| B．fare |
| C．charge |
| D．pay |