What a wonder! They’ve finished _________half of the project in such a short time．
| A．no more than | B．no less than | C．not more than | D．much less than |
Readers were pleased __________ that a scientist could write about his research in a way __________ ordinary people could understand.
| A．to find; that | B．finding; as |
| C．to find; as | D．finding; that |
-Coach, can I continue with the training?
-Sorry, you can't __________ you haven't recovered from the knee injury.
| A．until | B．before |
| C．as | D．unless |
You can't be careful enough to drive on the __________ road in __________ weather.
| A．freezing; frozen | B．freezing; freezing |
| C．frozen; freezing | D．frozen; frozen |
That is the only way we can think of __________ the overuse of chemicals in agriculture.
| A．reducing | B．to reduce |
| C．reduced | D．reduce |
Many developing countries are unwilling to pursue their economic development __________ destroying the environment despite there being several financial crises.
| A．at the risk of | B．at the cost of |
| C．at the end of | D．at the mercy of |