You can't leave the boy __.He is too young to stay alone at home.Ahimself B by himself C to him D by himCD排除掉我知道,AD两项请分析一下,

You can't leave the boy __.He is too young to stay alone at home.Ahimself B by himself C to him D by himCD排除掉我知道,AD两项请分析一下,
You can't leave the boy __.He is too young to stay alone at home.
Ahimself B by himself C to him D by him
CD排除掉我知道,AD两项请分析一下,

You can't leave the boy __.He is too young to stay alone at home.Ahimself B by himself C to him D by himCD排除掉我知道,AD两项请分析一下,
B