Manyimportantthingshappened 国语站 题库 2.89W 大中小设置文字大小 问题详情:Many important things happened _________. A. in the 1980 B. in the 1980s C. in 1980s D. on 1980s【回答】B 知识点:介词和介词短语题型:选择题 TAG标签:#