第二部分：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，并在答题卡上将该项涂黑。
21. I had ______ quarrel with my deskmate yesterday but she made ______ apology to me later.
A. the; an B. a; the C. the; the D. a; an
22. At the Olympic Games, only the athletes who have reached the agreed standard for their event will be ______ as competitors.
A. deserted B. discussed C. admitted D. advertised
23. -- What do you think of Miss Wang, your English teacher?
-- She’s very ______ to our need for encouragement.
A. sensitive B. creative C. attractive D. imaginative
24. -- I rang you several times yesterday, but couldn’t ______ .
-- I’m sorry but my phone didn’t work.
A. go through B. go over C. get through D. get across
25. The Internet has become increasingly popular, ______ us to see as well as to hear all kinds of programmes.
A. to allow B. allowing C. allowed D. having allowed
