_______ the difficult maths problem, she felt relieved.A．Worked outB．To work out_刷题宝

题干

_______ the difficult maths problem, she felt relieved.

A．Worked out

B．To work out

C．Having worked out

D．Work out

上一题下一题 0.4难度单项选择更新时间:2019-03-01 08:33:14

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