______ there water in the cup? [ ]
A.Is
B.Are
C.Has
D.Have
答案:A
六淫之中具有干燥、易伤津液、易伤肺的邪气为()
A.风邪
B.寒邪
C.湿邪
D.暑邪
E.燥邪
“一”和“不”如何变调?