---What do you think of my suggestion?
--- Sorry. What's that? I ____ about something else.
| A．thought | B．am thinking | C．was thinking | D．had thought |
A lot of environmentalists argue ___________ a strong control over the poultry(家禽)industry in order to prevent further Bird Flu cases.
| A．down |
| B．against |
| C．that |
| D．for |
Hie risk of heart disease is a powerful argument ___________ smoking.
| A．against |
| B．for |
| C．into |
| D．about |
It is a serious novel, not ___________.
| A．entertained |
| B．an entertainment |
| C．entertaining |
| D．entertainment |
We go for a walk in the fields ___________, but not often.
| A．occasionally |
| B．usually |
| C．formally |
| D．frequently |
Don't be rude to your father. Never in his life ___________ that way.
| A．has he spoken to |
| B．he has spoken |
| C．has he been spoken to |
| D．he has been spoken to |