people keep c__ about the air pollution,but the government h

People are becoming _（worry） about the air pollution some people fear that ( the 不填）air pollution may bring about the serious air pollution has done severe harm to people's h The reporter has written( )articles about air pollution hopi The reporter has written___articles about air pollution hopi the air pollution makes many people feel...英语选择题一道 the air here is very c__. keep the air frsh 英语翻译People and the sources of air pollution are found in the some people fear that air pollution may bring about changes air pollution is threatening the health of people in urban a People are worrying___the pollution of the air. A.in B.with