充值活动已开启,快来参与吧 关闭充值活动
当前位置: 初中英语 / 语法知识 / 谓语动词的时态 / 现在完成时 / 非延续性动词与延续性动词的转换
  • 1. — I'm sorry for being late.

    — Never mind. The meeting ________________ for only 5 minutes. This way, please.

    A . has begun B . has ended C . has been on