发奋:成功( )。
A.啤酒:粮食
B.饮料;矿泉水
C.动物:猴子
D.自满:失败
参考答案:D
解析: 题干中的两个词是因果关系,选项中只有“自满”与“失败”能构成这种关系,故选D。
More than a dozen students in that school ______ abroad to study medicine last year. [ ]
A. sent
B. were sent
C. had sent
D. had been sent
用造影剂扩张开的胃壁,CT片上正常厚度为2~5mm,不超过()mm
A.10
B.15
C.20
D.25
E.30