第二部分 英语知识运用（共两节，满分45分）
第一节：单项填空
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题纸上将该选项标号涂黑。
21. ---Jenny, I think I’ll just have some coffee for a change．
---______．The coffee I bought yesterday is in the cupboard．
A. Change it, please B. Never mind C. With pleasure D. Help yourself
22.With the successful launch of Tiangong-I, which was ______ breakthrough in space field, China's space dream took a step closer to ______ reality.
A. a; / B. the; a C. a; the D the; /
23. The salesman scolded the girl caught ____ and let her off．
A．to have stolen B．stealing C．to steal D．to be stealing
24. I believe that human cloning is wrong. If we toy with nature, we will have to deal with the _______.
A. concepts B. conflicts C. consequences D. credits
