Asweallknow,weshouldpaymuchatten

发布时间:2020-07-26 23:13:39

As we all know, we should pay much attention ________ people's living conditions.A.to improvingB.to improveC.improvedD.in improving

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A解析pay attention to意为“注意……”,to为介词,后面跟名词/动名词/代词作宾语。
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