Are You a student?改为肯定句

Are You a student?改为肯定句 Are you a student? I am a student.改为一般疑问句为什么改为“Are you a student?”为什么不该为“Am I”? Are you a Chinese student? 是you are a student还是you are student? you is a student.还是you are a student. I think you are a good student.改为否定句,请说明原因, I think you are a good student 改为否定句= = You are a student.Is( ) sister a student,too? Are you a student? 什么意思 Are you a student 否定回答 Are you a student肯否定回答 Are you a student?做否定回答 You are a good student.(答句) You are a good student.怎样翻译 Are you a student 变否定句 Are you a student?是什么调 Are not you a high school student?