30.-China is beginning to test the air quality with the new standardPM2.5-Good news!Then the old PMIO standard will be___A .out of style B.here and there C.on the way D.in a hurry翻译原题,并详解为什么选A,

来源：学生作业帮助网 编辑：作业帮 时间：2024/07/17 16:45:12
30.-China is beginning to test the air quality with the new standardPM2.5-Good news!Then the old PMIO standard will be___A .out of style B.here and there C.on the way D.in a hurry翻译原题,并详解为什么选A,
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30.-China is beginning to test the air quality with the new standardPM2.5-Good news!Then the old PMIO standard will be___A .out of style B.here and there C.on the way D.in a hurry翻译原题,并详解为什么选A,
30.-China is beginning to test the air quality with the new standardPM2.5
-Good news!Then the old PMIO standard will be___
A .out of style B.here and there C.on the way D.in a hurry
翻译原题,并详解为什么选A,

30.-China is beginning to test the air quality with the new standardPM2.5-Good news!Then the old PMIO standard will be___A .out of style B.here and there C.on the way D.in a hurry翻译原题,并详解为什么选A,
中国正开始测试空气质量新标准PM2.5
好消息!这样老PMIO标准将___
A.过时 B.到处 C.在……路上 D.立刻
很明显选A.
（翻译详见有道词典）

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