THESE DAYS/ MORE/ MORE /PEOPLE/ SUFFER/ AIR POLLUTION/.A. IN THESE...

37. these days/ more/ more /people/ suffer/ air pollution/.A. In these days, more and more people suffered from air pollutionB. In these days, more and more people suffering from air pollutionC. In these days ,more and more people suffer from air pollution.D. In these days ,more and more people will suffer from air pollution.