问题描述：
___,this kind of disease can cause great harm to the battle.
A.It occurs to where it is B.Occurring whereC.Where does it occur D.Where it occurs 详解翻译
A.It occurs to where it is B.Occurring whereC.Where does it occur D.Where it occurs 详解翻译
问题解答：
我来补答展开全文阅读