it difficult to do sth 和it is difficult to do sth 的区别
it difficult to do sth 和it is difficult to do sth 的区别
it is difficult to do sth对还是it difficult to do sth对
it is difficult for sb to 和 make sb hard to do sth 有什么区别?
是it is difficult to me to do sth
请问是I find it difficult to do sth还是I find it is difficult to
It's difficult to do sth 还是It's difficult doing sth
it is so difficult for sb to do sth,difficult用so形容对吗?
用It's difficult to do sth.造句
怎样用 find it difficult to do sth 造句
difficult for sb to do sth 和difficult for sb doing sth 有什么区别
是否有have a difficulty doing sth.It's difficult to do sth.It's
it +形容词+to do sth 和it is +形容词+to do sth 有什么区别?