题目内容：

求两道英语单选 详解
-I'm sorry that I failed to save your son .
-You are not to blame for ____ you could do for me .
A. anything B. something C. all D. none (key:C)
这个的主要问题是 anything 和 all 的区别.
-Victor certainly cares too much about himself.
-Yes . He's never interested in what ____ is doing.
A. no one else B.someone else C. anyone else D. nobody else
这个的问题 是someone else 和 anyone else的区别 .
谢谢.