Across
- 1. you must remember to s.. off your mobile when you go into a theatre or concert hall
- 3. when you finish a phone call you h.. up
- 4. when you call somebody and they are already talking, the line is b..
- 7. the sound your mobile makes when someone calls you is a r..
- 8. if you phone someone and they don't answer, you can c.. back later
Down
- 2. if you use your phone when you are driving, you must use a h..-f.. phone
- 5. if you want to send a message to someone, you can t.. them
- 6. if you want to call someone, you first have to d.. their number