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.

The Olympic Games _____ in London in 2012. I hear it _____ in different countries every four years.

He needs to have a partner to practice English ________.[ ]

The first thing we should do is to tell him the news.

The strategies that he came up with fine.