为什么 You must be hungry的反义疑问句是are you

You must be dreaming 为什么不说 You are must dreaming? i think you must be a teacher是什么意思must be为什么不是must are?must You must be on time.为什么要用be? You must be very tired,-----you?填什么?为什么? You must be strong . you must be You must be hungry You must be joking You must be confident. You must be dreaming you must be careful 一道初三英语选择题（关于hang的用法）You can see many lights( )in the trees on every side of the square.A.hanging B.hung选哪个呢,为什么?既然是被动为什么不用be hung you must be careful.为什么说careful没有be不能形成谓语,不是有must吗 be hung up on You must not be late again tomorrow.为什么要加be动词?You must not be late again tomorrow.为什么不能：You must not late again tomorrow. you must be ___!(kid) You must be carful next You must be happy oh.,