散在湿性啰音，伴有哮鸣音呼气相延长( )

A.支气管哮喘

B.支气管扩张

C.慢性支气管炎、肺气肿

D.支气管肺癌

E.特发性肺间质纤维化

—Listen! Is it Linda singing in the next room?

—No, it _______ be her. She is still in Shanghai. [ ]

A．can't

B．couldn't

C．may not

D．might not