The traffic slowed down because of the heavy snow in Yushu County, presenting a new ____ to the recovery from the earthquake．
| A．suffering | B．disaster | C．damage | D．challenge |
For passengers traveling into the city, taxis and car services charge ________ 50 dollars.
| A．immediately | B．approximately | C．relatively | D．decreasingly |
It every day so far this month. I can't tell you if it tomorrow.
| A．rained; rains | B．is raining; shall rain |
| C．has been raining; rains | D．has rained; will rain |
All the drivers dislike driving on the narrow roads ________________?
| A．don’t they | B．don’t each of them | C．do I | D．don’t you |
Great changes have taken place in that school. It is no longerit was 20 years ago，_____ it was so poorly equipped．
| A．what；when | B．that；which | C．what; which | D．which；that |
The employee proved ___________ to the job and the boss praised him.
| A．suitable | B．adequate | C．fit | D．useful |