Choose the appropriate words to complete the sentences. 4 points

1. He talked (about/from) leaving London.

2.I thanked you (of/for) helping me.

3.Don’t prevent me (of/from) writing a letter.

4.He blames her (of/for) breaking the window.

He talked about leaving London. I thanked you for helping me. Don't prevent me from writing a letter. He blames her for breaking the window.