Tu eres baja and ellos son activos
I'm not exactly sure, if you really don't get it, I recomend asking the teacher for help or if it is for summer, search help from and adult or reliable source, or another answer lol
sorry I count help! but, just some advice!
You are an employee in an excellent restaurant. It is your job to show the new employees how to set up the table. You explain to them exactly where every item in the table goes.
I really hope this translation was helpful!