—Please give me a _____ when you arrive in Shanghai, Xiao Ming.  

—All right, I'll tell you everything as soon as I get there.   [ ]

A. subject                  

B. newspaper  

C. ticket                      

D. call

左心衰竭的最早期表现是

A．端坐呼吸

B．劳力性呼吸困难

C．咳大量泡沫样痰

D．咯血

E．疲乏、无力