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，选出可以填人空白处的最佳选项，并在答题卡上将该项涂黑。
例:It is generally considered unwise to give a child _____ he or she wants.
A. however B. whatever C. whichever D. whenever
答案是B。
23. It is so cold here in Zhengzhou this winter that it seems as if we ______ in Iceland.
A. are B. have been C. were D. had been
24. -Did you reach the US the next day?
- No. Somehow . it was three, days_______ I arrived there.
A. since B.when C. that D. before
25.How could she be so calm in front of so many people? It is really _______me.
A. across B. against C. beyond D. over
26. 1'm really concerned ahout you. If something _______ happen to you call me at once.
A. would B. should C. could D. might
27. Miss Sullivan clarified the science Project in Simple but vivid language so as to make it easier for teenagers ________.
