第二部分：英语知识运用（共两节，满分35分）
第一节单项填空(共15小题；每小题1分，满分15分)
请认真阅读下面各题，从题中所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。
21. It can’t be denied that the Diaoyu Islands are _______ part of China and what some Japanese have done recently is actually a defence against _______ Chinese people.
A. a; / B. a; the C. the; / D. /; the
22. -- Have you been to the Great Wall?
-- Perhaps not in my memory. _______, it might have been during my early childhood.
A. If any B. If ever C. If once D. If not
23. — What did your parents think about your decision?
— They always let me do _______I think I should.
A. when B. that C. how D. what
24. Shanghai and Nanjing are among the most important cities in China _____ their size and population.
A. in favor of B. in case of C. in honor of D. in terms of
25. We were looking for you all this morning. You office without a word.
A. mustn’t have left B. shouldn’t have left C. couldn’t have left D. needn’t have left
