We are playing in our classroom.我们正在教室里玩。改为一般疑问句是直接把are提到句子开头。Are you playing in your classroom?
回答和翻译如下 :Do you play in your classroom?你们在教室里面玩耍吗?( 如上中英语句子已经改为了一般疑问句句子的形式。)