--- Bob, you are absent-minded!
--- Oh, I’m sorry I _______ attention to you, Miss Shute.
| A．haven’t paid | B．wasn’t paying |
| C．am not paying | D．couldn’t have paid |
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 |
It seems that living green is ___________ easy and affordable. A small step makes a big difference.
| A．exactly |
| B．fortunately |
| C．surprisingly |
| D．hardly |