old and young造句

1、Old and young cadres learn from each other and encourage each other.
新老干部相互学习，相互激励。

2、Communication between old and young people is not so difficult as you think
青老年之间的思想交流没有你想的那样困难

3、Old and young dropped in to help us with the work
老老少少都跑来帮我们的忙。