If you want a happy home ， Please follow the following principles：
First，You can't talk to your family loudly，Because it affects your relationship with your family，So you can't do that.
Second,You should stay awake.That will make you happy with your family.
Third,You should respect them.Don't let them down.Try to achieve what they want to see you.
Fourth,You can't use the means of cheating.That will make your relationship worse.
How many points will it be if you can succeed?If you do it.So congratulations.You will have a happy family.