With the word “PM2.5” _________ appearing in media reports, people pay greater attention to it and seek health tips for smoggy days.
—Have you finished your fashion design?—Not yet.I'll finish it if I ________ ten more minutes.
________ her anger,Maria turned around and walked away from him.
—That must have been a lot of work.—Yeah, it ________ us three days to finish it.
Australia is one of the few countries ________ people drive on the left.
Three of the town's factories have closed down ________ the space of a year.