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．At _________ first sight, the twins look exactly _________ same.
A. the; a B. a; the C. /; the D. the; /
22．—Excuse me, could you tell me the way to Chao Tianmen Square?
—Sorry, I’m a stranger here.
—___________.
A. Thanks, anyway B. It doesn’t matter
C. Never mind D. No problem
23．I promise that you _________ have 20 dollars if you clean all the windows.
A. will B. would C. should D. shall
24．It took a few seconds for her eyes to _________ the darkness.
A. aim at B. throw light upon C. rely on D. adjust to
