20221110 某人做某事是......(的）

It +be 动词+( 形容词+of +sb. )/(形容词+for sb.) + to 动词原形。

eg. 1) It is kind of you to help my little brother with his homework. 你真好，帮助我弟弟做家庭作业。

      2) It is impossible for you to finish the work in three days. 你想三天就把这项工作做完是不可能的。

句型解析：

如果此句型中的形容词是用来形容人的品质，就要在形容词的后面加上介词of, 如kind、sweet、good、stupid、foolish、clever、wise、cruel、wrong、intelligent、understanding等；如果形容词是用来形容事物，则加上介词for,如hard、easy、convenient、important、impossible等。

更多例句：

1. It is important for you to wear a black tie on that occasion. 你在那种场合穿着正式服装是很重要的。

2. It was smart of you to have a major and a minor at the university. 你很聪明，在大学时除了本专业，还辅修其他科目。

3. It was very clever of you to figure out the math problem. 你真聪明，能算出那道数学题。

4. It is wise of John to save some money for a rainy day. 约翰存钱以备不时之需是明智的。

5. It is hard for you to finish that assignment. 完成那个任务对你来说是件困难的事。

6. It is impossible for Jamine to say sorry to anybody. 让杰米向别人说对不起是不可能的事。

7. It is so hard for me to explain how it happened. 我很难解释这件事是怎么发生的。

8. It is easy for you to pass the exam. 让你通过考试是很容易的。

9. It is stupid of her to help this man. 她真傻，去帮助这个男人。