The problem of the widening gap between the rich and the poor, if not properly ______, can result in many serious social tensions.

China’s hurdler Liu Xiang was disqualified due to false start in the 60-metre event, ______ his rival Dayron Robles of Cuba an easy win of 7.66 seconds.

With two children _____ high school, the farmer couple have to work from morning till night．

I’ve got so many problems _______ today that I’m afraid I won’t have time to have lunch.

When I get older, I will be stronger. They’ll call me ______. Just like a _____ flag