_______ it rained heavily, the workers went on working.A．BecauseB．IfC．UnlessD．Al_刷题宝

题干

_______ it rained heavily, the workers went on working.

A．Because

B．If

C．Unless

D．Although

上一题下一题 0.85难度单选题更新时间:2018-05-04 03:04:04

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