第二部分英语知识运用(共两节, 满分45分)
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。
21. ［2012长沙模拟］— Sir, you seem to have lost your way, _____?
—I’m looking for the sailing spot of the Olympics.
A. what are you looking for B. why so
C. need help D. where are you going
22. ［2012桐城模拟］ It is ____ he often fails in exams ____makes his parents worried about him.
A. because; that B. that; that
C. 不填; that D. what; that
23. Stop talking, boys! The task _____ be completed within two hours.
A. need B. will C. can D. shall
24. The plane _____ at 7: 00 p. m. , so I have to be at the airport by 6: 40 at the latest.
