A-A+ 21. This is ________ room. The twin sisters li 2022-08-06 08:29:53 问答库 阅读 177 次 问题详情 21. This is ________ room. The twin sisters like it very much.A. Lucy"s and Lily"s B. Lucy"s and LilyC. Lucy and Lily"s D. Lucy and Lily 参考答案 正确答案:C21.C【解析】考查所有格用法.表示两个人共有一个房间选C。