If people keep polluting the rivers, no fish there will survive ______.
| A．at all costs | B．once in a while |
| C．in the long run | D．by no means |
There is a great deal of evidence __________ that music activities are related to different parts of the brain.
| A．indicate | B．indicating |
| C．to indicate | D．to be indicating |
—You are always full of __________. Can you tell me the secret?
—Taking plenty of exercise every day.
| A．power | B．strength | C．force | D．energy |
—I've decided to spend the summer holidays traveling in Australia. -Oh，__________！
| A．if only I could go with you |
| B．how clever you are |
| C．what a pity |
| D．I'm glad to hear that |
He was told that it would be at least three more months __________ he could recover and return to work.
| A．when | B．before | C．since | D．that |
__________ I really don't like art, I find his work impressive.
| A．As | B．Since | C．If | D．While |