Even a drop of water ______because it is so important to all the living things.
| A．must waste | B．must be wasted |
| C．mustn’t waste | D．mustn’t be wasted |
—Have you found the information about famous people_________ you can use for your report?
—Not yet. I’ll search after school.
| A．which | B．who | C．what | D．whom |
—I went to Helen’s party with empty hands. And Helen seemed a little unhappy.
—Next time you should ask ____________.
| A．why you are expected to bring a gift |
| B．when you are expected to arrive |
| C．what you’re expected to wear |
| D．whether you’re expected to bring a small gift |
—Excuse me, could you please tell me if the sports meeting __________on time?
—It depends on the weather. If it_ __________ tomorrow, we’ll have to put it off.
| A．will start; rains | B．starts; rains |
| C．will start; will rain | D．starts; will rain |
—Why couldn’t I get excellent grades in the exam though I prepared for it well, Paul?
—You needn’t think like that. ___________, you have made progress in it.
| A．Once in a while | B．After all |
| C．On the other hand | D．For example |
—It’s so hot today.
—Yes. Why don’t you_____________ your sweater?
| A．clean off | B．take off | C．shut off | D．cut off |