The two friends ______ on line for three hours, and they will go on． A．had been chatting B．had chatt...
2022-11-07 06:05:09 50次 2014-2015学年山东滕州第五中学高三上第二次月考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The two friends ______ on line for three hours, and they will go on．
A．had been chatting B．had chatted
C．were chatting D．have been chatting
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