分析一句语法how rich you are decide how much money you can spend.

分析一句语法how rich you are decide how much money you can spend.
这句话有语法错误吗、are 要去掉吗
答：有.are不去掉,decide加S
改：How rich you are decides how much money you can spend.
译：你有多富（/你的富裕程度/你的钱包有多厚） 决定 你能花多少钱.
析：主语和宾语都是由how引导的名词性从句.表示一件事,谓语用S形.