支气管扩张的好发部位为（）
A.左下叶
B.右下叶
C.右中叶
D.左上叶
E.右上叶
参考答案：A, B, C
三个平面最多把空间分割成 个部分。
—Could you tell me ?
– In more than 5 months.
A．how soon the Hangzhou Road Bridge will be built
B．how long the Hangzhou Road Bridge will be built
C．how long will the Hangzhou Road Bridge be built
D．how soon will the Hangzhou Road Bridge be built
