常引起副肿瘤综合征的肺癌是（）
A.腺癌
B.鳞状细胞癌
C.大细胞癌
D.小细胞癌
E.肉瘤样癌
参考答案：D
苯巴比妥的含量测定
A．λmax为240nmB．λmax为255nmC．银量法D．与铜盐的反应E．λmax为304nm
— Is there _____ in the box?
— No, _____. [ ]
A. something; anything
B. anything; something
C. anything; nothing
D. nothing; anything
