it is wise for sb to do sth 对吗
It is possible for sb(sth) to do sth
it is so difficult for sb to do sth,difficult用so形容对吗?
是sth is important to sb还是 it is important for sb to do sth?
造句It is+a.+for sb.+to do sth.
It is adj 造句 for sb to do sth 造句
Is it necessary for sb to do sth 同义句
find it (is) +adj+for sb.+to do sth.
it is easy for sb to do sth
It is+adj for sb to do sth 造句
It is interesting for sb.to do sth造句
用it is hard for sb to do sth造句
It is+adj (for sb) to do sth