若函数f(x)=x3(x∈R),则函数y=f(﹣x)在其定义域上是[ ]
A.单调递减的偶函数
B.单调递减的奇函数
C.单调递增的偶函数
D.单调递增的奇函数
答案:B
While doubts about the medicine’s safety have____________, interest continues to grow.
A.dropped out
B.fell down
C.withdrew from
D.faded away
[江格尔]这部长篇史诗,最初产生于()。