防己黄芪汤中黄芪的主要作用是( )
A．健脾升阳B．固表止汗C．祛风行水D．实卫御风E．益气利水
参考答案：E
It_______we had stayed together for a couple of weeks_______I found we had a lot in common. [ ]
A. was until; when
B. was until; that
C. wasn't until; when
D. wasn't until; that
下列选项中，不属于绿卡具有功能的是（）。
A．刷卡消费
B．转账结算
C．存取现金
D．透支消费
