More and more people have come to realize that if we had taken effective measures much earlier, the air quality ______ so seriously now.

I believe that Mary hurt her boyfriend’s feelings on purpose rather than __________ as she said

Don’t be nervous. There is ___________.

Thesuggestionhasbeenmade______thebasketballgame______putoff. [ ]

My mother is ill, so I have to look after her. —-__________.