_____ by the killers whales, the whalers were able to make a successful kill.
| A．To help out | B． Helped out | C．Helping | D．Being helped out |
We would have to put off the visit to the Water Cube________ it rain tomorrow.
| A．Would | B．Were | C．Should | D．Could |
Now that you are in charge of the department, you are ___________ to carry out the plan.
| A．voluntary | B．bound | C．anxious | D．ambitious |
Most of her spare time ______ , she still kept on her research in the laboratory.
| A．occupied | B．had been occupied |
| C．to be occupied | D．was occupied |
He _____ have completed his work; otherwise, he wouldn’t be enjoying himself by the seaside.
| A．should | B．must | C．wouldn’t | D．can’t |
The police are trying to find out the ____ of the woman murdered in the bathroom．
| A．evidence | B．characteristic | C．status | D．identity |