这是个一般疑问句(一般过去时态).我给你举几个例子：
1、He is a student.----- Is he a student?
2.I am a student.------ Are you a student?
3.I often do my homewoek on weekends.----- Do you often do your homewoke on weekends?
4.She can clean her bedroom.----- Can she clean her bedroom?
从上面的例子中你能总结出什么规律吗?