it difficult to do sth 和it is difficult to do sth 的区别

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/13 03:14:57

it difficult to do sth 和it is difficult to do sth 的区别

it difficult to do sth:difficult修饰to do sth.例如:
I feel it difficult to speak English.
其中it指代speak English,difficult修饰speak English.
It is difficult to do sth:常见句型,意思是:做什么事...难.

it difficult to do sth不完整吧,这个结构只有主语成分,不能成句子,其中difficult to do sth是省略的定语从句,修饰it的