25.I was about to leave for work ______the telephone rang.
| A．as | B．until | C．while | D．when |
--- What was the Shanghai World Expo’s opening day like?
--- Wonderful. It’s years ______ I enjoyed myself so much.
| A．that | B．since | C．before | D．when |
________ I know, the new airport runway has been under construction for nearly two years.
| A．As long as | B．So long as | C．As far as | D．So far for |
The cars in the auto show vary ______ price from $ 100,000 ______ $ 2 million, but they have attracted many customers.
| A．in; to | B．with; and | C．of; with | D．from; to |
I was told that although these old buildings _______ the Qing Dynasty, they remained in good condition.
| A．are dated back to | B．dated back to |
| C．dating back to | D．have dated back to |
It was Alice and her friends who helped the homeless old woman,______?
| A．wasn’t it? | B．wasn’t she | C．didn’t they? | D．weren’t they? |