Complete the second sentence so that it means the same as the first one

Complete the second sentence so that it means the same as the first one
1.We didn't follow the tradition of decorating the house on Tet holiday
->......................
2.It's not a good idea for children to go out without adults when it gets dark.
-> Children shouldn't ..............
3.It is a custom in my family is to have breakfast at home on Sundays
->We have the custom ..........
4.It's not a good idea to hit the bowl with your chopsticks because this may bring bad luck to the host
->Don't .....................