what are they doing?要怎么样去回答?

what are they doing?要怎么样去回答? What are they doing怎么回答 what are they doing?意思与回答 What are they doing? what are they doing What are they doing?用（a lesson) 回答 what are they doing now? They are--- 英语what are they doing what are they doing?急用! what are you doing now?They are--- What are they doing?的回答：他们正在做值日,用英语怎么说? What are they doing?--They___(play soccer)