20. _________raining hard for 3 hours without stopping.
21.
| A．It is | B．It was | C．It has been | D．It had been |
Not until ___ on TV ___ that the Chinese was rescued by the European Union Task Force.
| A．did I turn; did I know | B．did I turn; I knew |
| C．I turned; did I know | D．I turned; I had know |
---Oh, how depressed! I’m bound to lose to him in tomorrow’s competition.
---Cheer up! In fact, he is _________ than you.
| A．not more nervous | B．no more nervous | C．no less nervous | D．a little less nervous |
______ the crisis of economy getting more and more serious, the government is searching for ways to improve people’s life.
| A．As | B．With | C．When | D．If |
Each of us is likely to develop a personal _______ for certain types of entertainment.
| A．comparison | B．possession | C．preference | D．advantage |
The Chinese economy is still doing well _______ the current financial crisis.
| A．on behalf of | B．in spite of |
| C．in terms of | D．in consequence of |