Success in life doesn’t happen        . It’s the result of devoting your time and energy to what you’ve set out to do.

A．in case

B．by chance

C．in return

D．by nature

炎性假瘤弥漫炎症型的CT征象为（）

A.泪腺增大肿胀

B.眼外肌正常

C.视神经增粗

D.球后脂肪密度增高

E.眶内结构分界不清