Life will be better _____ the 21st century.
| A．at | B．on | C．for | D．in |
— I visited the Purple Mountain Observatory last Sunday.
—Why didn’t you tell me earlier?
| A．You did? | B．I hope so. |
| C．Have a good time. | D．It’s kind of you. |
There’s milk in the fridge. Let’s go to buy some .
| A．a little | B．little |
| C．a few | D．few |
Is the computer ? We don’t have to buy it .
| A．enough cheap , enough money |
| B．cheap enough , enough money |
| C．enough cheap , money enough |
| D．cheaply enough , money enough |
—Excuse me! You can’t take photos here．Look at the sign. It says “NO PHOTOS”．
— Sorry，I _________ see it and I _______ do it.
| A．didn’t; won’t | B．don’t; won’t |
| C．won’t; won’t | D．don’t; don’t |
— Summer holiday is coming ! _______ will you go to Hainan for a trip ?
— In a few weeks.
| A．How long | B．How far |
| C．How soon | D．How often |