the old manin this factory when he was young ? [ ]A. Did, used to workB. Does. Used to workingC. Di

题目简介

the old manin this factory when he was young ? [ ]A. Did, used to workB. Does. Used to workingC. Di

题目详情

   the old man    in this factory when he was young ?  
[     ]
A. Did, used to work  
B. Does. Used to working      
C. Did, use to work   
D. Do, used to work
题型:单选题难度:中档来源:月考题

答案

C

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