Eating ____ junk food is bad for your health.[ ]

A. too much

B. too many

C. much too

D. many too

多发性硬化病理中不出现的病理变化是（）

A.损害以白质为主，分布在脑室周围

B.沿小静脉周围有炎症细胞

C.神经胶质的硬化斑

D.髓鞘的崩解和脱失

E.传导束（纤维束）变性