猪伪狂犬病的主要传染源是带病毒的（）。
A.鼠
B.猫
C.麻雀
参考答案：A
山东省与我国隔海相望的国家距离最近的是（ ）
A．朝鲜
B．韩国
C．ri本
D．越南
_________ you met with such a strange man yesterday?
A．Where it was that
B．Who it was that
C．Where was it that
D．Where was that
