—I remember you were a talented pianist at college. Can you play the piano for me?
—Sorry, I __________ the piano for years.
| A．don't play | B．wasn't playing |
| C．haven't played | D．hadn't played |
Books are the most important records we keep _________ man’s thoughts, ideas and feelings.
| A．up | B．for | C．of | D．on |
—You haven’t got the textbook for my chemistry yet.
—I know, and we ________ to get it for the last five weeks.
| A．will have been trying | B．have been trying |
| C．will be trying | D．had tried |
—Can you come up with another good idea?
—This is the best approach I can imagine __________ the work ahead of schedule.
| A．to accomplish | B．to accomplishing |
| C．accomplishing | D．accomplished |
The news spread quickly through the village _______ the war had ended, _______ made villagers wild with joy.
| A．which; that | B．that; what | C．that; which | D．what; which |
When solving the problem a second time, you’d better be more careful ________ you made a mistake.
| A．in case | B．where | C．in which | D．that |