问题
填空题
居室环境中厨房是主要的污染源，其污染主要来自：煤等燃料燃烧所产生的_________和____________、一氧化碳等有毒气体；__________等高温时产生的有害物（如苯并芘）及炉火致空气中产生的_______________等。所以厨房更应注意__________，以降低对人体的危害。
答案
颗粒物 二氧化硫 食用油 氮氧化物 通风
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居室环境中厨房是主要的污染源，其污染主要来自：煤等燃料燃烧所产生的_________和____________、一氧化碳等有毒气体；__________等高温时产生的有害物（如苯并芘）及炉火致空气中产生的_______________等。所以厨房更应注意__________，以降低对人体的危害。
颗粒物 二氧化硫 食用油 氮氧化物 通风
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| The boy in the picture is my new friend. 1 name is Jack. He is 2 the U.K. Now he lives in Shanghai with his mother. He is thirteen years old. He has 3 black hair, just like me. There is always (总是) a smile (微笑) on his 4 and we all love him. He is 1.76 metres tall but he doesn't 5 playing basketball. He loves table tennis, 6 Zhang Jike is his favourite player. He 7 near our school, so (所以) he often plays table tennis in the gym after school. Jack likes Chinese 8 very much. His mother often takes him to the Chinese restaurants on weekends. 9 are his favourite. He wants to 10 Beijing."Beijing is a beautiful and great city!" he says.  | ||||
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