at home 是词组吗

home词组arrive home,get home ,come home,go home,be at home,sta at home不是动词词组吗 为什么前面用be动词 例如He is not at home. at any moment是词组吗, at home 是介词短语吗? stay at home是固定用法吗? 请问make oneself at home和make yourself at home 是一样的吗? He is at home now,maybe.这个句子中at home now是状语吗 have eggplants home we for at supper连词组句 是they at home还是they are at home 是she is at home还是she at home later on与at first是反义词组吗? in the home等同于at home吗?