根据短文内容和首字母的提示，把所缺单词填写在横线上。

     The room goes dark. The audience (观众) becomes (1)q______. The music begins. The movie starts.

     In the US, it is common to see parents watching cartoons (2)w______ their children, or a group of friends

watching an action movie (3)t______.

     Now we need snacks. People often eat popcorn. They drink soda. But theaters also (4)s______ candy and

chocolate. Some people bring their own snacks in to save (5)m______.

     But how do you know (6)w______ movies you can watch? The US has a rating system (分级系统). If a

movie is rated G, it stands for (表示) General Audience, and (7)a______ can see it. PG means Parental

Guidance (父母指导). That means maybe your (8)p______ should watch it with you, if you're really young.

A PG-13 movie means you have to watch it with your parents if you're (9)y______ than 13 years old. And an

R rated movie means (10)u______ you're older than 17, you need your parents to be with you.