Ladies and gentlemen, please turn off your mobile phones. The plane will _________ soon.

More and more foreigners are working in China, ______?

At present , the terrible foggy haze（雾霾）weather has influenced our normal life badly . So our government should _____ to reduce the air pollution.

I hope to have a job like ________ in the future, Dad．―Good, only if you ________ hard from now on．

Most people _______when the big earthquake took place in that area.