If you want,there are many ways that you can to make contributions to our department

问题描述:

If you want,there are many ways that you can to make contributions to our department
为什么要用to,这个句子中有什么从句

首先是if引导的条件状语从句,
然后that you can做many ways的定语,
to make contributions to our department做目的状语.
译为:如果你想的话,有很多你能做的方法去为我们去做出贡献