翻译下列句子。
1. 我对别人的秘密毫无兴趣。
I _____ _____ _____ _____ others' secrets at all.
2. 我的朋友因唱歌而出名。
My friend _____ _____ _____ his singing.
3. 你很难对付他。
It's difficult for you to _____ _____ him.
4. 我们为作为中国人而骄傲。
We are _____ being Chinese.
5. 医生告诉他戒酒。
The doctor told him to _____ _____ drinking.