7. Phone language + Obligation and prohibition

Who is the most amaz___ person you know? Why are you amazed?, What is the most exhaust___ you have ever felt?, What do you do to feel totally relax___?.

dial a number , to text/ to message , hang up, ringtone , call back, leave a message on a voice mail, line's engaged/ busy, swipe (through photos), (phone) go off, put smb on hold, be cut off , phone network, silent mode, battery is low, battery is dead, charge a phone, no reception/no signal, airplane mode, to block/to blacklist, to put someone on speaker,

phone network - Beeline, MTS, Yota, dial - make a phone call to someone by choosing a particular series of numbers on the phone, engaged - the line is busy or THIS WORD, go off - when a phone starts to ring loudly, on hold - If you are __

1) you / wear uniform / at school? 2) people / wear masks in public transport? 3) three things / people / must / not/ do in a public place?