With the word “PM2.5” ____ appearing in media reports, people pay greater attention to it and seek health tips for smoggy days.
For _____ film of Schindler’s List, Spielberg won _____ Oscar, Hollywood’s highest prize.
— What is 10% of 800,000,000?— It is _____.
He promised _____ back in a few minutes.
Beethoven was not birth deaf. He began to go deaf, _____ he grew older.
Martin was sick with a strange fever; _______, he could neither eat nor sleep.