This decade has seen no end to the controversy over if state-run day care centers are a necessary response to changes in employment patterns.
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Aover if state-run day care centers are a necessary response
分析该选项
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Bover whether state-run day care centers are a necessary response
分析该选项
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Cabout state-run day care centers being a necessary response
分析该选项
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Dabout if state-run day care centers is a necessary response
分析该选项
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Econcerning state-run day care centers and their being a necessary response
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显示答案
正确答案: B