He must have attended the meeting yesterday,___________ he?
| A．didn't | B．mustn't | C．needn't | D．hasn't |
Not until actually ________ with water shortage ________ appreciate the value of water to a region.
| A．facing; one can | B．faced; can one | C．faced; one cannot | D．facing; cannot one |
If he takes on this work, he will have no choice but ______ an even greater challenge.＿
| A．meets | B．meeting | C．meet | D．to meet |
He once studied in Zhejiang University, ________he went abroad for further study.
| A．after which | B．where | C．in which | D．which |
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 |
__________you were coming today, I’d have met you at the railway station.
| A．Have I known | B．Had I known | C．I have known | D．I had known |
I was so excited last night that it was a long time _____I got to sleep.
| A．that | B．since | C．before | D．when |
It is believed _______ he has gone to Shanghai. The problem is ________ we can’t get in touch with him.
| A．when; that | B．that; that | C．that; whether | D．不填；不填 |
The old couple married for 40 years and never once____ with each other.
| A．they had quarreled. | B．they have quarreled |
| C．have they quarreled | D．had they quarreled. |