Ifyoudon’tunderstandsomething,youmayresearch,study,and... 国语站 题库 2.57W 大中小设置文字大小 问题详情: If you don’t understand something, you may research, study, and talk to other people ____ you figure it out.A. because B. thoughC. until D. since【回答】C知识点:连词题型:选择题 TAG标签:Ifyoudon #