_____ I can’t fully understand what his music conveys, his performance is quite impressive．
| A．As | B．Since | C．If | D．While |
--- We don’t think we’ll be able to go mountain-climbing tomorrow.
---______ the weather turns out fine?
| A．How come | B．How about | C．What if | D．Why not |
It is high time, I think, that you got down to ______ something in class.
| A．do | B．did | C．doing | D．does |
At the meeting place of the Yangtze River and the Jialing River________,one of the ten largest cities in China
| A．lies Chongqing | B．Chongqing lies | C．doer lie Chongqing | D．doer Chongqing lie |
---_______ the plane have taken off on time?
--- I’m afraid not. The fog was too thick then.
| A．Would | B．Should | C．Can | D．Must |
—The government should think about the medical reform again and take measures to improve it.
—___________. The medical services and efficiency are not good at the moment.
| A．You’re confusing me | B．I cannot agree more |
| C．That’s all right | D．Go ahead, please |