He is really busy.这句话中really 是修饰什么的?

He is really busy.这句话中really 是修饰什么的? He is really a kind person这句话对吗?对的话really是修饰什么的? it is really an old man.这句话中really用来修饰哪个的? He is really busy today改为一般疑问句 he is really a good actor. really不是副词吗,怎么修饰is（系动词）? Shi is really busy today. he really was his long-lost brother 中 really修饰was么? she is really hard-working.这句话中 really为什么要加ly? he is really hot he is really something. he is really tall Is Mr.Green really busy these days?( ) He's busy preparing s