检验建筑防水层质量，其蓄水高度一般为()。
A.300mm
B.250mm
C.210mm
D.150mm
参考答案：D
He is from ______. He speaks ______. [ ]
A. France; French
B. French; France
C. French; French
D. France; France
根据他经子母补泻法，肺经实证应取（）。
A.太溪
B.大钟
C.阴谷
D.照海
E.水泉
