The old man, ____________ abroad for twenty years,is on the way back to his motherland[ ]A.towork B.

题目简介

The old man, ____________ abroad for twenty years,is on the way back to his motherland[ ]A.towork B.

题目详情

The old man, ____________ abroad for twenty years,is on the way back to his motherland
[     ]

A.to work
B.working
C.to have worked
D.having worked

题型:单选题难度:中档来源:同步题

答案

D

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