芳香化湿药性轻扬，不宜久煎，以免降低疗效，下列何药不属芳香化湿类药
A．藿香
B．茯苓
C．佩兰
D．苍术
E．砂仁
参考答案：B
At first he was not satisfied with the new job but decided to give himself a few months to see ___________ it got any better.
A．when
B．how
C．why
D．whether
呼吸衰竭治疗中最常用最可靠的检查是
A．动脉血气分析
B．肺功能检查
C．血pH测定
D．X线胸片检查
E．血氧饱和度监测
