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，并在答题卡上将该项涂黑。
21. With _______ successful launch of Tiangong-1, which was _______ breakthrough in this
field, China’s space dream took a step closer to reality.
A. the; a B. a; / C. a; the D. the; /,
22. ---- Why did you leave without a word of warning to Robert?
---- But what _______ otherwise? He never likes to listen to me.
A. could I do B. could I have done C. must I have done D. should I do
23. The woman, who is said to have moved to America, _____ in China for almost twenty years.
A. lived B. has lived C. was living D. had lived
24. _________, some students tend to develop a range of unhealthy habits. ----
A. Parents don’t watch over them B. Not having watched over
C. With no parents to watch over them D. Parents watched over
25. ---- Jenny’s husband got killed in the aircraft.
---- That’s why she was badly_________.
A. cut out B. cut up C. cut down D. cut off
26. —That must have been a lot of work.
—Yeah, it us three days to finish it.
