could you buy me a new pen when you go shopping this afternoon,mom?--okey,I----A will,B would,为什

could you buy me a new pen when you go shopping this afternoon,mom?--okey,I----A will,B would,为什
could you buy me a new pen when you go shopping this afternoon,mom?--okey,I----A will,B would,为什

could you buy me a new pen when you go shopping this afternoon,mom?--okey,I----A will,B would,为什
A 将来时就可以啦 would 是过去时也是委婉用语 这里不需要

A 好的 我将会给你买

这里的could ,would表示的是说话的委婉，并不是时态的语法。所以回答的时候用will和would都可以。
情态动词的用法中应该讲解过这些用法的。

A,表示将来时，could是表示委婉的语气，回答的时候就用will就行了。