Let's go and have __________ his new CD.[ ]
A. look at
B. a look at
C. a look
答案:B
气营两燔的舌象为
A.绛舌黄润苔B.红绛舌类干苔C.绛舌黏腻苔D.绛舌黄白苔E.绛舌薄白苔
DNA的检测()
A.原子吸收分光光度法
B.散射比浊法
C.荧光分析法
D.电化学分析技术
E.电泳技术