均有杀虫止痒功效的药物是()
A.土荆皮、蛇床子
B.硫黄、雄黄
C.白矾、炉甘石
D.大风子、蜂房
E.硼砂、砒石
参考答案:A
除数是4,则这道题的余数,可以是[ ]
A.0,1,2,3,4,5
B.0,1,2,3
C.0,1,2,3,4
D.0,1,2
— Could you tell me ?
— They are from Canada.[ ]
A. where are the twins from
B. where the twins are from
C. where were the twins from
D. where the twins were from