进给功能字F后的数字表示的意义是（）
A．mm/min
B．mm/r
C．mm/s
D．根据单位制不同mm/min或mm/r
参考答案：A
I was really anxious about you. You ____ home without a word. [ ]
A. mustn't leave
B. shouldn't have left
C. couldn't have left
D. needn't leave
阳虚证的治则是
A．阴中求阳B．阳中求阴C．阳病治阴D．阴病治阳E．平补阴阳
