----Have you heard of Wang Meng?
----Yeah. She ______ have done better. She won China’s first gold medal at Turin.
| A．should | B．might | C．needn’t | D．couldn’t |
It is difficult for any of us to eat better, exercise more, and sleep enough, ________we know
we should.
| A．because | B．even if |
| C．unless | D．before |
The computer is ________ to be one of the greatest inventions of the 20th century.
| A．considered | B．regarded |
| C．expected | D．suggested |
--We________ in advance. Look, this restaurant is almost empty.
--Yes, just in case.
| A．needn’t have booked | B．mustn’t have booked |
| C．didn’t need to book | D．couldn’t have booked |
Try to appreciate the world from another angle ________ you will find how wonderful life is.
| A．or | B．so |
| C．but | D．and |
I like to make ________friends with Mary because she takes________ lead in everything.
| A．/; the | B．/; / |
| C．the; the | D．the; / |