It seemed incredible that tbe baby saved his parents.
A. offensive
B. obvious
C. unbelievable
D. unclear
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我国台湾学者将“自下而上”的研究路径称为
A. 草根路径
B. 向前推进策略
C. 向后推进策略
D. 以政策为中心的途径
Tell me the exact time when the next plane will leave.
A. aware
B. accurate
C. actual
D. abroad
Green spent a brief time at Cambridge.
A. hard
B. good
C. short
D. long