帮我分析下这句子的语法结构

题目

帮我分析下这句子的语法结构
This method of using "controls" can be applied to a variety of situations,and can be use to find the answer to questions as widely different as “Must moisture be present if iron is to rust ” and “Which variety of beans gives the greatest yield in one season?”

答案

这句话翻译为：这种“控制”的方法可以适用于多种情形,也可以用于回答各种不同的问题,例如“如果受潮了铁是否会生锈?”“在一个季节里哪种豆类会有最大的产量?”
This method of using "controls" 是主语.
can be applied to.and can be use to ...是并列短语,作This method of using "controls"的谓语.
as widely different as “Must moisture be present if iron is to rust ” and “Which variety of beans gives the greatest yield in one season?”是 questions 的修饰语.