第一节：单项填空（共15小题；每小题1分，满分15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
—I knocked over my coffee cup. It went right over_______ keyboard.
—You shouldn’t put drinks near _______ computer.
A．the, / B．the, a C．a, / D．a, a
—How would you like your coffee? —____.
| A．It’s well done | B．Very nice. Thank you |
| C．One cup. That’s enough | D．The stronger, the better |
—Can I help you, sir? —______.
| A．Yes, you can help me | B．No, I don’t need any help |
| C．Of course, if you like | D．No, thanks, I’m being served |
—Is the experiment easy? —____. I’ll just do my bit.
| A．I think so | B．Certainly | C．Not a little | D．Anything but |
. I am looking through the composition he just finished ___ the possible mistakes in it.
| A．correcting | B．to correct | C．corrected | D．correct |
____ modeling business is by no means easy to get into, the good model will always be in demand.
| A．While | B．Since | C．As | D．If |