Gun control is a subject ______ Americans have argued for a long time. A．of wh_刷题宝

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Gun control is a subject ______ Americans have argued for a long time.

A．of which	B． with which
C． about which	D．into which

上一题下一题 0.64难度单项选择更新时间:2014-04-18 04:08:50

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