For weeks, the street hasn’t been cleaned by the cleaners, _______makes it very dirty.

 He is of confidence,       , in my opinion, is most important in society.

Although many of the houses in the small town ______ still in need of repair, there _____ lots of improvement in their appearance.

Come and see me whenever ____ .

The data shows __________ successful people have in common is _______ they have perseverance.