With the word “PM2.5” ____ appearing in media reports, people pay greater attention to it and seek health tips for smoggy days.
A.constantly | B.instantly | C.roughly | D.firmly |
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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.
A.constantly | B.instantly | C.roughly | D.firmly |