—Excuse me, could you tell me where I could make a call?

—Sorry, I’m a stranger here.

—_______.

A．Thanks a lot

B．Thanks anyway

C．That’s a pity

D．I’m sorry to hear that

诊断肺结核的最主要依据是（）。

A.结核菌素试验阳性

B.血沉增快

C.X线检查

D.痰涂片检查结核菌阳性

E.全身结核中毒症状及呼吸道症状