you must be home和you must come home一样吗

you must be home和you must come home一样吗 you must be home at one.be home be home ”能不能换做at home you must be home at be home be home能不能换成arrive home?you must arrive home at ten与you must be home at ten在意思上有什么区别? you must be home at half past ten.是否也可以you must come home at half past ten. 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 You must be home at half past ten.和 You must come home at half past ten.这两个句子一个用了be,一个用了come,它们有何区别? You must be home at half pass ten.可以以把be改为come吗? 1 you must be tired,aren't you?2 you must go home right now,needn't you?3 you mustn't walk on grass,must't you?为什么都含must,反意疑问句都不一样~ you must be ___!(kid) You must be carful next You must be happy oh., you must be joking,救命