The police still haven’t found her, but they’re doing all they .
| A．will | B．can | C．may | D．must |
Yesterday evening, I _____ along the street when I suddenly met my maths teacher.
| A．walk | B．walked | C．was walking | D．am walking |
_____ they are very tired, they feel happy because they’ve finally finished their project.
| A．So | B．Although | C．If | D．But |
How dangerous! She was driving the car with one hand and holding an ice cream with ____.
| A．the other | B．another | C．others | D．other |
--I’m going to Hainan on vacation next week.--_.
| A．Have a good time | B．Not at all |
| C．Thank you | D．I have no idea |
--Jack, could you tell me ____?
--Sure. In the post office on Green Road.
| A．where you bought the stamps | B．where did you buy the stamps |
| C．when you bought the stamps | D．when did you buy the stamps |