.---Would you have told him the answer had it been possible?
.---I would have, but I _____ so busy then.
| A．had been | B．were | C．was | D．would be |
Cheng Guangbiao announced that he would donate all that he had ______ the help he got as a student, following the all-out donation project of Bill Gates.
| A．in return for | B．according to | C．as a result of | D．in charge of |
It’ll be a year and a half ______ the next Olympic Games are held in London in 2012.
| A．since | B．when | C．before | D．until |
I consider________ a great honor that I have been invited to give a speech.
| A．it | B．that | C．this | D．what |
He wrote ______ song, which turned out to be rather popular with ______ young.
| A．the; the | B．a; 不填 | C．a; the | D．the; 不填 |
They decided to drive the cow away ______ it did more damage.
| A．unless | B．until | C．before | D．although |