共同的兴趣把他们紧密地结合在一起。

Their shared interests ___bonded them together closely.

工人将两根金属管焊接在一起。

The worker ___welded the two metal pipes together.

共同的目标将来自不同部门的员工紧密团结在一起。

A shared goal ___welded employees from different departments into a tight-knit team.