—Do you let your kids travel alone at night?
— ______ !
| A．Forget it | B．Go ahead | C．Absolutely not | D．At any time |
Food supplies may __________ towards the end of the trip, so we can't waste any food.
| A．run out |
| B．run up |
| C．run into |
| D．run away |
The watch was very good, and he __________20 percent down for it.
| A．paid |
| B．cost |
| C．bought |
| D．spent |
I got to the office earlier that day，__________ the 7：30 train.
| A．caught |
| B．to have caught |
| C．to catch |
| D．having caught |
Would you like to __________ with us to the film tonight?
| A．come along |
| B．come off |
| C．come across |
| D．come through |
At school, some students are active __________ some are shy, yet they can be good friends with one another.
| A．while |
| B．although |
| C．so |
| D．as |