中科院考博英語(yǔ)培訓(xùn)資料（作文范文）全球變暖(文件)
【正文】 ss hot water. In summary, it is clear that there are a lot of things that governments can do to prevent global warming. Another way of saving energy is by public transport systems. They should also be punished for creating pollution. As well, they should sponsor conferences to discuss the effects of greenhouse gas emissions and possible solutions to the problem. As a result
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