题目内容
What I am concerned about is ________ they could fit in with society and how we can create more opportunities for them.
A．which B．what C．whether D．who
C
【解析】C 考查名词性从句。分析题干可知空格后面部分的句子成分完整，排除要在句中作成分的A、B、D三项； whether在句中不作成分，意为“是否”，符合句意。
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