最终需求率=1-（）
参考答案：中间需求率
-How was your day off?
-Pretty good! We_____________the history museum. [ ]
A. visit
B. visited
C. are visiting
D. will visit
孕妇不宜用的H1受体阻断药是
A．苯海拉明
B．布可立嗪
C．美克咯嗪
D．特非那定
E．阿司咪唑
