函数f(x)=ex+x-2的零点所在的一个区间是[ ]
A.(-2,-1)
B.(-1,0)
C.(0,1)
D.(1,2)
答案:C
--______is it from here to the Capital Airport?
--Nearly sixty kilometers.
A.How long
B.How much
C.How often
D.How far
按照美国FDA药物毒性妊娠分级标准,辛伐他汀属于()
A.A级
B.B级
C.C级
D.D级
E.X级