一Everybody is going to climb the mountain. Can I go too, mum?

—              Wait till you are old enough, dear．

A will you?    B Why not?      C I hope so     D.I’m afraid not

在治疗小儿肺炎过程中出现下列情况均应考虑有并发症，（）除外。

A.全身中毒症状加重

B.呼吸困难突然加重

C.体温持续不退

D.咳嗽加重

E.热退后又突然上升