Why is such _____ honest leader like him supported by so______ few workers —Because he is too strict.

I met several people there, two of _____were foreigners. 

The math problem is _______ hard for me ______ work out.

______seems to be no possibility that the studentmajoring in liberal-arts can win the first prize in the100-meter race.

His three years of hard work_____ — he did a good job in the 2012 NMET and was admitted into a key university.