以水肿为甚，尿少，畏冷肢凉等为辨证依据的证候是（）
A.肾阳虚证
B.肾气不固证
C.肾虚水泛证
D.肾精不足证
E.肾阴虚证
参考答案：C
一个图象不经过第二，四象限的反比例函数的解析式为______．
Your desk is crowded with too many unnecessary things, including used papers and books.
You'd better________some of them. [ ]
A. remain
B. resist
C. remove
D. renew
