The factory produces two million pairs of shoes every year, half _______ are sold abroad. A．of whic...
2022-12-31 00:04:05 183次 2013届贵州省高二5月月考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The factory produces two million
pairs of shoes every year, half _______ are sold abroad.
|
A．of which
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B．which of
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C．of them
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D．of that
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