Li Gang, a police officer said that little about what his son _____ he know the moment all the media reported the traffic accident _____ in Hebei University．

–Do you have any idea what your former boss would say about you?  –I don’t know, ________.

While ______ himself in the newspaper in a cafe , he got his pocket picked.    

 At no time ________ the rules of the game. It was unfair to punish them.

When it comes to reducing stress, enough sleep and physical exercise can help,            .