12.It was long supposed ____ the main difference between animals and plants was that animals could move about.(3分) A. this B. that C. which D. because

12.It was long supposed ____ the main difference between animals and plants was that animals could move about.(3分)
A. this
B. that
C. which
D. because

出自：西北大学大学英语（上）

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:【10217095】个 (题库试题定时更新)