如果他们拒绝与彼此交谈，怎么能找到解决方案呢？

How can they find a solution if they refuse to speak to ___one ___another?

自我们在华沙的学生时代起，就一直互相支持。

We have supported ___one ___another since our school days in Warsaw.

团队成员完全信任彼此来完成这个项目。

The team members trust ___one ___another completely to finish the project.