Extra boiling water should be kept at hand just ______ it is needed.A．asB．becaus_刷题宝

题干

Extra boiling water should be kept at hand just ______ it is needed.

A．as	B．because
C．in case	D．as if

上一题下一题 0.64难度单项选择更新时间:2015-06-23 08:36:35

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