I'm sure your suggestion will ______ the problem.
| A．be contributed to solving |
| B．be contributed to solve |
| C．contribute to solve |
| D．contribute to solving |
It's cold. Jackson, shut the door，__________？
| A．will you |
| B．does he |
| C．won't you |
| D．doesn't he |
Relax yourself every day，__________ you'll be too tired to get good grades.
| A．and |
| B．or |
| C．for |
| D．but |
-Goodbye, John. Come back again sometime.
-Sure. __________.
| A．I did |
| B．I do |
| C．I shall |
| D．I will |
-Mr. Gorden asked me to remind you of the meeting this afternoon. Don't you forget it!
-OK, I __________.
| A．won't |
| B．don't |
| C．will |
| D．do |
__________，I think, and the problem could be settled.
| A．A bit more effort |
| B．So long as you keep up your spirits |
| C．If you doubt your efforts |
| D．Making great efforts |