Listen again and complete the sentences. Use ONE word for each answer.

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
1. Teens should avoid food that contains a lot of .
2. Green vegetables can help teens better.
3. Food such as eggs and fish can help teens become taller and .
4. Eating a healthy diet can't replace .