肺部急性炎症的病理变化为
A．增生B．渗出C．空洞D．纤维化E．钙化
参考答案：B
— Beg your pardon, but I didn't follow you.
— Oh, I ______ myself. [ ]
A. would talk to
B. talked to
C. had talked to
D. was talking to
硬母线安装要求是什么？
