After many years of hard work,Mary and her husband had at last paid ________all the money they had borrowed.
| A．for | B．out | C．in | D．off |
My friend Bob just bought an apartment in a suburb of Beijing last week, which is much smaller than ours, but is three times ________expensive.
| A．very | B．so | C．too | D．as |
Do you have any ______ to make on the recent development?
| A．impressions | B．comments |
| C．behaviour | D．opinions |
I saw Tom _____ into the classroom without _____.
| A．slide; found | B．sliding; find |
| C．sliding; being found | D．to slide; being found |
Only when the final examination was coming ______ he had quite a lot to do.
| A．he realized | B．he had realized |
| C．did he realize | D．had he realized |
You can’t predict everything. Often things don’t _____ as you expect.
| A．run out | B．break out |
| C．put out | D．work out |