Each member of ____ Green Pace Club is required to gain ____ better understanding of their system.
| A．a; / | B．the, a | C．the, the | D．a, a |
--You look upset. What’s the matter?
---I had my proposal ___________ again.
| A．turned over | B．turned on | C．turned off | D．turned down |
After watching the movie Inception《盗梦空间》, I bought some DVD copies of the film, but now is left.
| A．no one | B．nothing | C．none | D．neither |
Hiking by oneself can be fun and good for health. It may also be good for
building.
| A．character | B．friendship | C．reputation | D．respect |
—Pity you missed the lecture on nuclear pollution.
—I____ it, but I was busy preparing for a job interview.
| A．attended | B．had attended | C．would attend | D．would have attended |
---The food here is nice enough.
---My friend ______ me a right place.
| A．introduces | B．introduced | C．had introduced | D．was introducing |