如果有一个大型油槽要做局部渗透探伤,应选用()方法。
A.水洗型
B.后乳化型
C.溶剂型
D.荧光型
参考答案:C
六味地黄丸主治()
A.肾阴亏损
B.肾阳不足
C.肝肾阴亏
D.阴虚火旺
E.肺肾两虚
— I'll tell Mary about our changes tomorrow.
— What? You ______ her yesterday. [ ]
A. ought to tell
B. must have told
C. might have told
D. should have told