1. What do you think about the environmental problems now?
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2. Can you name some kinds of pollutions? What are they?
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3. What are the effects of pollution?
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4. What cause air/water/noise/soil/thermal/visual/light pollution?
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5. Which pollution do you think the most serious problem in Viet Nam now?
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6. What should we do to reduce air/water/noise/soil pollution?
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