治疗猩红热邪侵肺卫证的首选方剂是( )
A．透疹凉解汤B．解肌透痧汤C．桑菊饮D．葱豉桔梗汤E．银翘散
参考答案：B
写出下列物质的化学式：
（1）食盐______
（2）胆矾______
（3）纯碱______
（4）熟石灰______
（5）生石灰______
（6）火碱______．
Annie Jump Cannon, ______ discovered so many stars that she was called "the census taker of the sky".
A．a leading astronomer,
B．who, as a leading astronomer,
C．was a leading astronomer,
D．a leading astronomer who
