At last the little boy came up with a(an)（ ）to hel

问题补充：

At last the little boy came up with a(an)（ ）to help the poor man.

答案：

idea 最后那小男孩想了个办法帮那个可怜的人.

======以下答案可供参考======

供参考答案1:

an idea