【题目】They _______ at home. They _______ in the library. ( )
A. aren't, isB. aren't, are C. is, are
【答案】B
【解析】
略
编辑:chaxungu时间:2026-04-28 11:40:23分类:小学英语题库
【题目】They _______ at home. They _______ in the library. ( )
A. aren't, isB. aren't, are C. is, are
【答案】B
【解析】
略