What are they _____ at the camping ___________?They are __________a___________ 怎么写?
问题描述：
What are they _____ at the camping ___________?They are __________a___________ 怎么写?
答
What are they 【doing】 at the camping 【site】（营地）?They are 【having】a【picnic】（野餐）谢谢！给个赞同可以吗？亲！随你吧算了，选个满意吧！