七情致病首先影响的是（）
A.脏腑
B.气机
C.血液
D.经脉
E.气血
参考答案：A
下列变化或应用能表现出物质的某种化学胜质的是（ ）
A．用酒精作燃料
B．用石墨作电极
C．汽油挥发
D．石蜡受热熔化
He eats _____ food, so he is _____ fat. [ ]
A. much too, too much
B. much too, much too
C. too much, too much
D. too much, much too
