听下面一段独白,回答第1-3题。 |
1. What does the research done in the Boston area indicate? |
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A. None of tea drinkers die of heart attacks. B. Drinking tea every day can help us protect our heart. C. Patients who drink tea every day live 4 years longer than those who don't drink any tea at all. |
2. How long should we exercise every day according to the speaker? |
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A. Half an hour. B. More than one hour. C. As many hours as possible. |
3. What should we do to prevent the flu? |
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A. We should keep smiling and have a good mood. B. We should drink a bowl of water every day. C. We should make the room humid regularly. |