Inthepastwefound 国语站 题库 2.75W 大中小设置文字大小 问题详情:In the past we found _____ hard ______what happened in other countries without Internet. A. it’s, knowing B. it’s, to know C. it, knowing D. it, to know 【回答】D 知识点:非谓语动词题型:选择题 TAG标签:Inthepastwefound #