题目内容

The TV play _____ for ten minutes when I turned on the TV.      
[     ]
A. had been on              
B. had started      
C. had begun                
D. has been on
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网