介词for和to在哪些情况下可以互换

问题描述

But the offer of asylum to hundreds of thousands of new arrivals bycountries like Germany is morally wrong, argues Professor Paul Collierof the University of Oxford.

疑问：for 和 to 在哪些情况下可以互换？不会造成语法错误，只是意思稍有差别？

老师答疑

刘老师：

1.Could you do a favour to me?

2.Could you do a favour for me?

3.Mary read a poem to us.

4.Mary read a poem for us.

5.Bring the book to me.

6.Bring the book for me.

7.Sing a song to us.

8.Sing a song for us.

9.Get some water to her.

10.Get some water for her.

11.Play the piano to the audiance.

12.Play the piano for the audiance.

 但是，以下句子中to 和for 有明显区别：

13.She wrote a letter to me. （给我写信）

14.She wrote a letter for me. （替我写信）

15. Take a message to Tom. （把口信带给汤姆）

16. Take a message for Tom.（替汤姆捎个口信）