How to be polite ? / How can I be polite ?
What should all mobile phone users do ?
What kind of technology do teenagers use ?
When should you switch off your mobile phone ?
What are the restrictions of using a mobile phone in public?
Объяснение:
How to be polite ? / How can I be polite ?
What should all mobile phone users do ?
What kind of technology do teenagers use ?
When should you switch off your mobile phone ?
What are the restrictions of using a mobile phone in public?
Объяснение: