I’m sorry I didn’t phone you, but I’ve been very busy ____ the past couple weeks.
| A．beyond | B．over |
| C．with | D．among |
We’re advised not to leave the water ______ after using it.
| A．run | B．running | C．to run | D．having run |
She ______ have attended that meeting, for she was doing paperwork in the office then.
| A．shouldn’t | B．mustn’t | C．wouldn’t | D．couldn’t |
I know little about the accident because not much ______ about it up to now.
| A．has said | B．has been said | C．had said | D．had been said |
______ the task in time, we had to work late into the night.
| A．Finished | B．Finishing | C．To finish | D．Having finished |
The purpose of the article is to draw public attention ______ the problem.
| A．to | B．on | C．in | D．for |