流行性乙型脑炎病毒传播环节中最重要的中间宿主是（）。
A.乙型脑炎带毒者
B.蚊
C.成年猫
D.幼猪
E.虱
参考答案：D
this? Is it an eggplant?[ ]
A. What
B. What's
C. What's it
In only 20 years,the country has into an advanced industrial power. [ ]
A.translated
B.degraded
C.declined
D.transformed
