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Chinese New Year is the most important festival in China. We also _____ it the “Spring Festival”. It is usually in January or _____. Before Chinese New Year, we always _____ our house and buy a lot of food. On Chinese New Year´s Eve, we usually have a big dinner with our family. After dinner, we usually _____ lots of fireworks. This year, we won´t do that, because it makes the air dirty. We _____ keep the air clean and protect the Earth.