2)Read the article and check your answers.
What’s the main aim of the article?

a To offer advice to teenagers.

b To tell teenagers why their parents complain.
3)Read the article again. Answer the questions.

1 Why do teenagers need more sleep than adults?

2 How many hours of sleep do teenagers need every night?

3 What happens at school if you don’t get enough sleep?

4 Why do teens eat unhealthy food when they are tired?

5 What two things should you avoid to get a good night’s sleep?

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task2  To offer advice to teenagers.                                                         task3

1)because their bodies

still growing, and their brain is still developing.

2)eight to nine hours of sleep each night.

3)if you don't get enough sleep, you can't focus on your lessons.

4)Because there are a lot of simple carbohydrates in junk food, due to which energy quickly appears.

5)1.do not eat before going to bed.2. do not drink any beverages with caffeine or sugar in the evening.