1. can you name alternative sources of energy? (2 предложения)
2. what are the main causes of environmental problems? (2 предложения)
3. what can you personally do to help the environment? (3 предложения)
4. what kind of eco-education do you get at school? (3 предложения)
5. in your opinion what is the most serious environmental problem in the world? (3 предложения)
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mashacat763p01bj9    3   26.11.2019 20:07    0