These books must belong to ______”means “These books must be ______.” A. their, them B. their, their...
2022-12-08 05:42:28 61次 2014-2015学年山东省崂山市九年级上学期期末考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
These books must belong to ______”means “These books must be ______.”
A. their, them B. their, theirs
C. them, their D. them, theirs
本题链接：
