合理的知识结构不包括()
A.整体性
B.静态性
C.协调性
D.动态性
参考答案:B
Living in the mountain area has its problems, ________ obtaining water is a big problem.
A.of which
B.for what
C.as
D.whose
下列哪种试验属于密螺旋体抗原试验()。
A.VDRL
B.USR
C.MHA-TP
D.RPR
E.DRL