Anne, Peter, and Margot occupied themselves by reading books, writing in their diaries, studying languages, playing games, and having conversations with each other. They also found solace in spending time with the other members of the hidden annex, helping with household chores, and celebrating holidays together. These activities helped them pass the time and maintain their spirits during their time in hiding.
They read, write, and plays with peter's cat
They don't need to "occupy" themselves like we do, they spend effectively 100% of their life finding and eating food.
for the same reason that anyone has hobbies - to occupy themselves
The children reject Margot's description of the sun because they have never experienced it themselves. Living on Venus, they have only known a world of constant rain and darkness, making it hard for them to believe Margot's memories of the sun. Their disbelief is fueled by jealousy towards Margot, which leads them to dismiss her truth.
To entertain children, and also Not just for children, but for adult too. If people don't have other people to occupy them, they need something to occupy themselves.
Resident
Margot Honecker's birth name is Margot Feist.
Margot Leonard's birth name is Margot Lbel.
They played cards, and read "Gone With The Wind".
Gases occupy the available space because their particles move freely and rapidly in all directions. This means they will fill any volume or container they are in as they spread out to evenly distribute themselves.
margot does not like no one
Margot = מרגו