Isn't he a student?朗读音调

Isn't he a student?这是一般疑问句还是反义疑问句?朗读时英语升调还是降调?

Isn't he a student?朗读音调 He 's just here , ( )he?A,hasn't B isn't Isn't he a doctor?____.He works in a hospital. don't be worried about your son he isn't a boy. I'm not a teacher.He isn't a teacher,________ He also thinks that watching movies isn't a bad way to learn a language. He isn't in ____. A man can fail many times,but he isn't a failure until he begins to blame somebody else. 关于 he's not 和he isn't He isn't ________ today so he stays home.