Gender imbalance has bee a serious problem in China, the Chinese government is giving serious thought to.
A. the one
B. that
C. one
D. those
网友回答
A. the one
B. that
(答案→)C. one
D. those
解析:句意:在中国性别比例失调已经成为一个非常严重的问题,对于这个问题中国政府正给予特别关注。这里one 是problem的同位语,不表特指,所以前面不用定冠词。One后是一个省略了关系词that或which的定语从句,关系词在从句中做主语,故选C。