白术在固冲汤中的作用是（）
A.温经散寒
B.温肾暖脾
C.补气健脾
D.温脾暖胃
E.温补肾气
参考答案：C
I ______ the blackboard carefully, but I can ______ nothing.[ ]
A. look,seer
B. look at, see
C. see, look
D. see, look at
注射用水
