We have made ________ a rule________ in the office.
| A．this; not to smoke | B．it; smoking |
| C．it; not to smoke | D．it; to not smoke |
The lawyer listened with full attention, ___ to miss any point.
| A．not trying |
| B．trying not |
| C．to try not |
| D．not to try |
Lots of rescue workers were working around the clock, ___ supplies to Yushu, Qinghai Province after earthquake.
| A．sending |
| B．to send |
| C．having sent |
| D．to have sent |
Our foreign English teacher always ___ us students how to get to know about the culture and customs of foreign countries.
| A．infroms |
| B．instructs |
| C．cultivates |
| D．educates |
—What do you think of the man you have just interviewed?
—He gave me a(an) ___ that he was not very ___ about the job.
| A．expression; eager |
| B．impression; enthusiastic |
| C．idea; anxious |
| D．impression; interested |
I’ve always been very ___ about giving my address and telephone number to strangers.
| A．worried |
| B．anxious |
| C．careful |
| D．cautious |