It is uncertain side effect the medicine will bring about, although about two thousand patients have taken it．
| A．that | B．what | C．how | D．whether |
25. Don’t refer to the dictionary every time you come across a new word as sometimes its meaning may be _______ clearly in a given context.
| A．picked out | B．ruled out | C．brought out | D．taken out |
24. The Expo site should be _______ from anywhere in the city of Shanghai within 90 minutes by bus, subways and special taxis.
| A．adoptable | B．acceptable | C．available | D．Accessible |
23. Knowing office rules — whether _______ or not—is critical, especially for young job seekers.
| A．written | B．writing | C．being written | D．having been written |
22.—He is eager to try something he has never tried before.
—Oh, I see. That’s _______ he’s different from others.
| A．when | B．where | C．how | D．What |
第一部分语言知识运用
第一节单项填空（共15小题，每小题1分，满分15分）
21. Last month, thousands of workers in that city went on _____ strike, demanding lower taxes and ______ end to cutting staff members.
| A．a; the | B．a; an | C．不填; an | D．不填; the |