John received an invitation to dinner, but with his work ____,he couldn't go.A．_刷题宝

题干

John received an invitation to dinner, but with his work ____,he couldn't go.

A．finished	B．finishing
C．having finished	D．to finish

上一题下一题 0.64难度单项选择更新时间:2015-01-19 06:51:02

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