What are they doing?Are they have a meeting?这句话有错吗?哪儿错了?

题目

What are they doing?Are they have a meeting?这句话有错吗?哪儿错了?
最好写上修改后的句子

答案

后面的问句应该是Are they having a meeting?现在进行时,应该用现在分词,不能用动词原形.