With the word “ PM2.5” _________ appearing in media reports, people pay greater attention to it and seek health tips for smoggy days.
The computer system _________suddenly while he was searching for information on the Internet.
Would you please keep silent? The weather report__________, and I want to listen.
Mr Smith, _________ of the ___________speech, started to read a novel.
The teacher was angry about his being late for class, but he behaved ______ nothing had happened.
After a heated discussion at the meeting, a new plan came ______ being, which would have a great effect ______ the culture life of the people.