题目内容：

谁帮我分析一下这句话的语法结构?
Ask if a school will release you from your obligation should its aid package fall short.should在这时什么意思?

优质解答

这是一个把情态动词should前置形成倒装来表示虚拟语气的例子.should,意为“要是”“假如”.要是正常顺序应为 ...if its aid package should fall short.