At present, we are studying a total of nine subjects, ________ I think is physics.
| A．of them the most difficult | B．and the most difficult of which |
| C．the most difficult of them | D．the most difficult of which |
8．—Why were you absent yesterday?
—I caught a cold,________I had been walking around in the rain.
| A．but | B．so | C．and | D．For |
7．The world body is committed to do__________it can to assist the people of Haiti suffering from the big earthquake.
| A．however | B．no matter what |
| C．Whatever | D．no matter which |
6．If not_____ from work, I will spend some time________in my study every evening.
| A．being tired; locking | B．tiring; locked |
| C．tired; locked | D．to be tired; being locked |
5．______the lack of a recent title, Ding Junhui can take comfort in knowing he has inspired a new generation of Chinese players.
| A．Regardless of | B．Due to | C．Except | D．Despite |
4．Tom told me that after a few years in China not only____his Chinese, and that he had also obtained more interest.
| A．does he improve | B．had he improved |
| C．he had improved | D．he will improve |