题目内容：

Framers have become____in our hometown in recent years.A.more and more rich B.richer and richer C.
more rich and more rich D.more richer and more richer

优质解答

B richer and richer 越来越富有
比较级+and +比较级 表示“越来越……”
句意是：近年来我们家乡的农民越来越富裕了.