下列哪项是虚热证与实热证的鉴别要点()
A.舌红而干
B.发热口渴
C.大便干结
D.小便短黄
E.五心烦热
参考答案：E
____ of the land in that district ____ covered with trees and grass.
A．One half; are
B．Two seventh; is
C．A quarter; is
D．Two thirds; are
金属和合金在固态下通常都是（）
A、晶体
B、非晶体
C、纤维体
D、胶体
