Final answer:
The statement advises turning your cellphone to vibrate mode.
Step-by-step explanation:
The statement 'Silence your cellphone so that it does not beep during the movie' advises turning your cellphone to vibrate mode. This means setting your cellphone to a mode where it will still receive calls and messages, but it will not make noise or disturb others with beeps or rings. It is important to silence your cellphone in a movie theater or any situation where noise could be disruptive.