高亢的干咳伴有呼吸困难,可能是
A.支气管哮喘
B.支气管肺癌累及气管或主支气管
C.慢性支气管炎
D.阻塞性肺气肿
E.支气管扩张
参考答案:B
My deskmate took my dictionary _______mistake last Sunday. [ ]
A. by
B. in
C. on
D. with
水平荷载作用下框架结构的侧移由哪两部分组成?