What have you got ______ will help a cold? [ ]
A. what
B. that
C. it
D. who
答案:B
下列哪项不是发热的病因病机:()
A.阳虚
B.阳盛
C.阴虚
D.气虚
E.湿温
JDB电机综合保护器有哪些保护功能?