There ______________ a pen and two books on the desk. [ ]
A. is
B. are
C. was
D. were
答案:A
月经后期,量少色淡,胸胁闷胀多见于()
A.肝血虚证
B.气血两虚证
C.心脾两虚证
D.肾阴虚证
E.肾精不足证