题目内容

选择适当的词,并用其正确形式填空:

I visited the manager yesterday, but he had gone to Harbin three days ________. (ago, before)

答案:before
解析:

before与过去完成时连用,ago与一般过去时连用。


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