Twenty years have passed, I am glad to find the local people in some undeveloped

Twenty years have passed, I am glad to find the local people in some undeveloped areas are _________ than they were before.                

       A．well off    B．badly off       C．worse off      D．better off

试题答案

D

解析:

    句意：二十年过去了，我很高兴地发现一些不发达地区的当地居民比他们以前富裕了。be well off 富裕，因为是和以前相比较，所以要用well 的比较级形式，即better。