Progress so far has been very good. We are, ________, confident that the work wi

题干

Progress so far has been very good. We are, ________, confident that the work will be completed on time.

A．so

B．however

C．or

D．therefore

上一题下一题 0.94难度单项选择更新时间:2011-10-30 07:54:51

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