—Are you going to the football game?  

—No, the tickets are ____expensive for me.

A．very much

B．so much

C．far too

D．highly

输血的并发症中最严重的是

A．非溶血性发热反应

B．变态反应

C．溶血反应

D．细菌污染反应

E．过敏反应