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