有It is essential for sb to do吗

有It is essential for sb to do吗 有没有it is +n+for sb to do? 有没有it is likely for sb to do 请问it is+adj+for sb+to do,有没有it is+adv+for sb+to do呢 it is 形容词 for sb.to do it is +形容词+for sb to do. it is+形容词+for sb+to do It is+形容词+for sb to do sth与It is+形容词+of sb to do sth有什么区别? it is +形容词+for sb to do与 it is+形容词+ of sb to do有什么区别! It is adj for sb to do和It is adj of sb to do有什么区别 it is difficult for sb to 和 make sb hard to do sth 有什么区别? it is +adi of sb to sth 与 It is +adj for sb to do sth 的区别有哪些