—What does this sign mean, Miss Chen?
—Oh, it says that we ________take photos here.
A. needn’t B. may not C. mustn’t
—I’m going to Sydney for a couple of days． —．I wish I could get away for a while．
| A．It doesn’t matter | B．Forget it |
| C．I really envy you | D．I can’t agree more |
—should teenagers spend at least 30 minutes taking exercise?
—Five times a week，according to some reports．
| A．How much | B．How soon |
| C．How long | D．How often |
—The lights in his room are still on．Do you know? —The exam is coming．
| A．why does he stay up so late |
| B．why he stays up so late |
| C．what is he doing |
| D．what he is doing |
—What do you plan to do on theMay Day holiday?
—I have no idea．Probably，I will spend it by doing many papers．
| A．three day’s | B．three days |
| C．three-days | D．three-day |
The reports went missing in 2012 and nobodythem since then．
| A．sees | B．saw |
| C．has seen | D．had seen |