The movie is too exciting, so people _____ 60 should not see it.[ ]

Mum, my little sister is crying all the time. —Mary, be! She feels sick. You should take good care of her.

My friends are _____ the classroom. [ ]

I used to spend all my pocket money on clothes and snacks. But now, I try to ______ some money for charities.

_________all of them are strong candidates, only one will be chosen for the post.