All of us remember the earthquake that ______ Wenchuan in 2008.
| A．attacked | B．struck | C．knocked | D．exploded |
The best way to explore _______ countryside is on _______foot.
| A．a; a | B．不填; the | C．a; 不填 | D．the; 不填 |
. As we watched the panda, we stood still, ______ to one another.
| A．dared hardly to whisper | B．hardly daring to whisper |
| C．dared not to whisper | D．not dared whisper |
___the clouds, you would find the airplane in the sky easily
| A．Had it not been for | B．If it were not | C．If it had not been for | D．Were it not for |
.— Is that the country clinic you often refer to?
— Right，just the one you know my father used to work for 10 years
| A．that | B．which | C．where | D．as |
Why don’t you put the meat in the fridge? It will_______fresh for several days.
| A．be stayed | B．stay | C．be staying | D．have stayed |