机体阴液突然大量消耗或丢失，全身机能严重衰竭的病理变化称为
A．阴虚B．阴损及阳C．亡阴D．阳虚E．亡阳
参考答案：C
It's quite ______ outside. I don't think you need to wear a jacket. [ ]
A. warm
B. cold
C. dark
D. bright
金属型铸造有那些优、缺点？
