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Listening 1 - Choose the answer 1. Many people today have unhealthy habits. Drinking too many sugary drinks can cause health problems. 2. Teenagers often don’t sleep enough because they use their phones late at night. 3. To stay healthy, people should exercise regularly and eat healthy food. 4. In many natural places, there is a lot of litter. This harms the environment. 5. Visitors should protect nature and keep places clean.