With the word “PM2.5” () appearing in media reports, people pay greater attention to it and seek health tips for smoggy days. ( 章节：3 难度：3)
- A、constantly
- B、instantly
- C、entirely
- D、virtually
正确答案:A
答案解析:有
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With the word “PM2.5” () appearing in media reports, people pay greater attention to it and seek health tips for smoggy days. ( 章节：3 难度：3)
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