阴病治阳适用于
A.实寒证B.实热证C.虚寒证D.虚热证
参考答案:C
—Are you a volunteer now?
—No, but I _____. I worked for the City Sports Meeting last year.
A.used to
B.used to be
C.used to do
D.was used to
下列食物中,蛋白质含量最丰富的是 ( )
A.新鲜菠菜
B.面包
C.米饭
D.鸡蛋