The roof fell ________ he had time to dash into the house to save his baby.
| A．as | B．after | C．until | D．before |
China ________ rapid economic development and political stability over the past three decades, but with them ________ some social problems.
| A．has seen; has come | B．had seen; are coming |
| C．saw; will come | D．has seen; have come |
________ wise nation is one good at learning, especially ________ that is good at learning from difficulties.
| A．A; the one | B．The; one | C．A; one | D．The; the one |
---Tom was caught cheating in the exam. ---Just his luck. ______
| A．He has to kill the fatted calf. | B．He has to face the music. |
| C．He must be the apple of his parents’ eve. | D．He must be a black sheep. |
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 |