Economics, several courses of which I have taken thus far, ________ to be difficult but useful for almost all students. ( B) A. prove　　　　　B. proves　　　　　C. have been proved　　　　D. are proved

Economics, several courses of which I have taken thus far, ________ to be difficult but useful for almost all students. ( B)
A. prove　　　　　B. proves　　　　　C. have been proved　　　　D. are proved

出自：法学

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10231178】个 (题库试题定时更新)