I hope you should achieve a ______ between your school work and your hobbies.
| A．difference | B．balance |
| C．connection | D．weight |
Since then, finding ways to grow more peanuts ______ his life goal.
| A．has been | B．were | C．was | D．have been |
Why not stay at home ______ the road is so slippery after the heavy snow?
| A．in case | B．as long as |
| C．now that | D．even if |
Maybe if I _______ literature, but not science then, I would be able to give you more advice now.
| A．studied | B．would study |
| C．had studied | D．was studying |
The river, ________ the banks are covered with trees，is very long.
| A．whose | B．which | C．of which | D．which of |
After a thorough search, the rescue team finally brought the mountain climber back, ______.
| A．safe and sound | B．safely and sound |
| C．safe and soundly | D．safely and soundly |