Noise pollution was a problem before the ____ (close)of the old airport 为什么?

Was noise pollution a problem before the _____(close)of the old airport? Noise pollution was a problem before the ____ (close)of the old airport 为什么? Was noise pollution a problem before the _______(close) of the old airprot? before the ___(close) of the factory ,noise pollution was always a serious problem. This noise pollution is very s___ 急、英语 Noise pollution was a problem before the ____ (close)of the old airportNoise pollution was a problem before the ____ (close)of the old airport.答案应该是closing ,但我写的是closed 请说明下理由、 Pollution includes( ) A.Light and air pollution B.noise pollution and wate pollution c.bothA and B Noise pollution make us_______more easily.填angry还是weak? Noise pollution make us_______more easily.填angry还是weak? Noise pollution can make people deaf.转换成People may （ ）deaf（ ）noise pollution.括号里填什么? 这里rate 是何种用法A recent survey of the effects of noise revealed (surprisingly?) that dogs barking incessantly in the night rated the highest form of noise pollution on a scale ranging from 1 to 7.此句中的reated 应该再加上 was was 什么时候名词作定语,什么时候名词的形容词作定语,Eg.是noise pollution而不是noisy pollution Noise pollution generally receives less attention than______air pollution.A.does B.it doesC.receivesD.it does over为什么选A, not every people know noise is also a kind od pollution.同一句（ ）（ ）know(s) noise is a kind of pollution as well. 一道初三英语题（改写句子）Noise pollution makes us talk more loudly.(改为主动句）We _____ to talk more loudly ______ of noise pollution. 英语there be there be soil pollution ,water pollution and noise pollution.be 要用 is 还是arebe后面加many还是 much The little girl was crying___(noise) there was a humming noise是什么意思