The old man has retired from the factory. He _____ there for 30 years.A．worksB．w_刷题宝

题干

The old man has retired from the factory. He _____ there for 30 years.

A．works	B．worked
C．has worked	D．was working

上一题下一题 0.64难度单项选择更新时间:2013-03-28 09:27:14

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