The math problem is so hard that we ean't work it out. The math problem is___hard for us___ work ou完成句子:根据所给的提示,完成下列句子

问题描述:

The math problem is so hard that we ean't work it out. The math problem is___hard for us___ work ou
完成句子:根据所给的提示,完成下列句子