9th form "Be Aware!" / Mixed Grammar

1. The World Health Organization (WHO) ____ that more than 1 billion teenagers are damaging their hearing by listening to loud music.

2. It says nearly half the young people in middle- and high-income countries risk hearing loss ____ the "unsafe use" of personal music players, including smartphones.

3. Loud music in night clubs, bars and ____ sporting events a;so increases the risk.

4. The WHO recommends a safe limit of listening to music for just one hour ____.

5. ____, the WHO director, Dr Etienne Krug said that, ...

6. ... "Even an hour can be too much ____ the volume is too loud".

7. Researchers explained ____ loud noise can damage ears.

8. Loud sounds can damage your hearing by ____ off thousands of little cells in the inner ear.

9. The cells detect different pitches of sound through vibration, but if they vibrate ____ due to loud sounds for too long, they get damage and die.

10. The problem is they don't grow back and the ear can ____ detect sounds.