The old man was tricked _____ selling his own house. [ ]
A. of
B. to
C. into
D. on
答案:C
焊接接头冷弯试验的目的是检查接头的()。
A、强度
B、塑性
C、韧性
硫脲类降糖药物中最易引起严重低血糖的是
A.甲苯碘丁脲
B.格列本脲
C.格列吡嗪
D.格列奎酮
E.格列齐特