they are have a meeting.=they____ ____ a meeting.
问题描述：
they are have a meeting.=they____ ____ a meeting.
答
这是现在进行时么？ 原句they are have a meeting有语法错误，应该是they are having a meeting.
他们正在上课。
答
原句有错误= =
应该是they are having a meeting = they are at a meeting