Theyovercameallthedifficultiesandcompletedtheprojecttw... 国语站 题库 2.88W 大中小设置文字大小 问题详情: They overcame all the difficulties and completed the project two months ahead of time, ______ was something we had not expected. A. that B. which C. it D. what 【回答】B知识点:定语从句题型:选择题 TAG标签:#