—Whose volleyball is it?
—It ________ Carla’s. She doesn’t like volleyball at all.
| A．mustn’t be | B．could be | C．might be | D．can’t be |
Your dream will come true _______ you put your heart and into it.
| A．if | B．unless |
| C．although | D．So |
—Could you please have a walk with me?
—Sorry, I _______. I have something important to do now.
| A．mustn’t | B．needn’t |
| C．can’t | D．may not |
—Why are you in such a hurry, John?
—There _______ an NBA basketball game in ten minutes.
| A．will be | B．was |
| C．would be | D．has been |
—_______ will your father come back from Beijing?
—In two days.
| A．How often | B．How long |
| C．How far | D．How soon |
—I hear you have to get up early every morning.
—Right. It’s one of the _______ of my family.
| A．plans | B．jobs | C．programs | D．rules |