The students ___ busily when Miss Brown went to get a book she ___ in the office.
| A．had written, left | B．were writing, has left |
| C．had written, had left | D．were writing, had left |
After walking in the Shanghai World Expo for a whole day, my legs ____ under me and I couldn’t walk any farther.
| A．gave up | B．gave out |
| C．gave in | D．gave away |
The New Year’s party, ______ we sang and danced until 10 p.m., was ____great success.
| A．from which; / | B．on which; / |
| C．for which; a | D．in which; a |
--- Better get down to your work, Jack.
--- _____.
| A．It’s my pleasure | B．Not to mention it |
| C．Mind your own business | D．You’re welcome |
The accused man declared that he was _____of the crime and believed that he would eventually be released from prison.
| A．ashamed | B．guilty |
| C．ignorant | D．innocent |
Without good instructions of the coach, you will probably _____ a lot of bad habits while you are exercising in gyms.
| A．pick up | B．take up |
| C．pull up | D．bring up |