题目列表(包括答案和解析)
----Why? Tom, your shirt is so dirty?
----Mom, I____ my store room downstairs.
A. cleaned B. have cleaned C. was cleaning D. have been cleaning
湖北省互联网违法和不良信息举报平台 | 网上有害信息举报专区 | 电信诈骗举报专区 | 涉历史虚无主义有害信息举报专区 | 涉企侵权举报专区
违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com