It is/was+adj+(for sb)+动词不定式短语和It is/was+adj.+of sb.+动词不定式有什么区别?

it's+adj.+for sb.to do sth.若for改为to用法!it is adj.to sb.to do sth.是一定存在的,eg:it is helpful to us.it is good to me.it is adj for sb.to do sth.出现更多：it was too hard for me to carry them.请问在什么时候用to,for,这个 it's+adj.+of +sb.it's +adj.+for sb.这两句的用法it is adj.of sb.和is adj.for sb.这两句如何理解含义和用法. It is/was+adj+(for sb)+动词不定式短语和It is/was+adj.+of sb.+动词不定式有什么区别? It’s + adj+that与It’s + adj+for的用法一样吗 It's+adj.+for sb.和It's+adj.+of sb.有什么区别? 造句：1、It is +adj.+to do.2、It was +adj.+to do.3、It will be +adj.+to do. it's adj.of/for 的疑问it's adj.of sb to doit's adj.for sb to do 有什么区别it's adj.for it's adj.of 我懂了 it is+adj+for sb和it is+adj+of 有什么区别 it is/was adj.for sb to do sth.真正的主语是to do sth,sb是此句的宾语,又是to do s...it is/was adj.for sb to do sth.真正的主语是to do sth,sb是此句的宾语,又是to do sth的逻辑主语,it还是形式主语,sb和is/was没什么 She said it's good for you.中的it's是it is 还是it was, it's too adj for sb to do sth 同义句是sb is adj enough to do （太.而不能.）555~肿么没人回答了 It was clever of you to answer this question为什么用of而不用for,不是it is adj for sb to do 用“Its+adj+for sb to do sth”造句 It's adj .for sb.to do sth . It's+adj+for sb to do sth.表示? It's+adj+for sb+to do sth是什么意思? it's adj ofor 有什么区别 英语翻译使用It's adj for sb to do sth .