—The meeting ___________ because of the smog in Northern China last week.
— Oh, it’s too bad! We should take action to improve the air quality.
A. put out B. was put out C. put off D. was put off
—The meeting ___________ because of the smog in Northern China last week.
— Oh, it’s too bad! We should take action to improve the air quality.
A. put out B. was put out C. put off D. was put off
D