. To save class time, our teacher has ___ students do half of the exercises in class and complete the other half for our homework.
| A．us | B．we |
| C．our | D．ours |
The scientist, who space all his life, is retiring next week.
| A．had explored |
| B．is exploring |
| C．has been exploring |
| D．explored |
To live with the poor man she loves so much, she decided to her previous fancy way of life.
| A．accept |
| B．improve |
| C．interrupt |
| D．abandon |
Soon the workers found the boss didn’t pay them according to the contract at the beginning.
| A．negotiated |
| B．negotiating |
| C．to be negotiated |
| D．being negotiated |
Being ill deadly in hospital, Mr. Yang has a strong for life and hopes to come back to his teaching post earlier.
| A．demand |
| B．appetite |
| C．suggestion |
| D．order |
As is known, it is to judge a person only by his appearance.
| A．subjective |
| B．objective |
| C．realistic |
| D．virtual |