题目内容
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提问人:网友ouli13
发布时间:2022-01-07
[主观题]
Which of the following is NOT mentioned as a possible cause of lung diseases?A.The burning
Which of the following is NOT mentioned as a possible cause of lung diseases?
A.The burning of coal
B.Long-term exposure to smog
C.Exposure to nitrogen dioxide
D.Attending school camps
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