They form a polar molecule, ____ is, ____ with a slightly positive end and a slightly negative end. ...
2023-01-04 14:18:38 156次 贵州省09-10学年度高二下学期3月月考试英语 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
They form a polar molecule, ____ is, ____
with a slightly positive end and a slightly negative end.
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A．which; that
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B．it; one
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C．that; one
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D．one; that
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