It's good __you to go out __after supper every day A for;to a walk B to;to a walk; C for;for a walk

问题描述:

It's good __you to go out __after supper every day A for;to a walk B to;to a walk; C for;for a walk
D to;walks

C.be good for sb.对某人有好处,go (out) for a walk 出去散步