he is just is a student

he is just is a student Maybe he is a student . He is a ( )good student He is a student,isn't he?He is a student,is not he?哪一个正确 Robot Allen is now over 40.He was just a student at that tim Daming is just a student and he does't have any work e( ) he is a student.对a提问 he is a student.he had been a student/ he has been a student he is a( ) middle school student 改复数形式He is a student. He is a _____ grade student. He is a student.改为复数形式.