We shouldn’t plain about , because many families are much in the mountainous area.
A. being poor; worse off
B. being rich; better off
C. to be poor; badly off
D. to be rich; well off
网友回答
(答案→)A. being poor; worse off
B. being rich; better off
C. to be poor; badly off
D. to be rich; well off
解析：本题的含义是我们不应该抱怨贫穷，因为在山区许多家庭的情况更糟糕，about为介词后跟doing，worse off表示更糟糕的意思，故本题选A。