It's getting dark, they are still working. A．and B．but C．so D．or——青夏教育精英家教网——

题目内容

It's getting dark, _________ they are still working.

A．and B．but C．so D．or

试题答案

1、B

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It's getting dark, _________ they are still working.

A．and B．but C．so D．or

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