Shortly after the accident,two police were sent to the spot to keep order.
| A．dozen of | B．dozens | C．dozen | D．dozens of |
That night he returned home, ______ .
| A．thirsty and tiring | B．hungry and thirsty |
| C．tired and happily | D．hungrily and happily |
The fat woman sat at the table, her eyes ______ on the rich food on the plates.
| A．having fixed | B．are being fixed |
| C．fixed | D．are fixing |
I didn't like the soap opera at first，but when I watched one, I immediately became ______ it.
| A．accustomed to | B．addicted to |
| C．opposed to | D．allergic to |
The genes of the cloned animals are so arranged that it can't ______ such a disease， so it soon died.
| A．overlook | B．resist |
| C．exist | D．withdraw |
The ______ he drew from his simple experiment is not scientific.
| A．conclusion | B．charge |
| C．promise | D．relation |