石韦善治（）
A.热淋
B.血淋
C.石淋
D.膏淋
E.痨淋
参考答案：B
--I'll be waiting for you at home.
-- ______ I were busy and couldn't come?
A．What if
B．What when
C．How if
D．How when
火焰分光光度法测定血清钠，其发射光谱的波长是
A．628nm
B．450nm
C．280nm
D．589nm
E．767nm
