__________ she finds out that you've lost her book?
| A．What about | B．How about | C．How if | D．What if |
____ he comes to Nanjing he will go to the Eastern Suburb for sightseeing.
| A．By the time | B．Sometimes | C．Every time | D．At times |
She saved her money ___she might buy a color TV set.
| A．so that | B．because | C．if | D．though |
The doctor must have sat up all night with his patient, __ you see, he looks tired and sleepy.
| A．as | B．which | C．for | D．because |
It’s quite warm __December in China.
| A．in | B．on | C．for | D．at |
The mountains look grey ___ the blue sky.
| A．over | B．for | C．under | D．against |