11.   The high cost of such construction sites is a major reason no one else builds zeppelins these days.

12.   The men worked hard in the stockyards, nearby factories, breweries, and construction sites.

13.   The opening of a nuclear construction site is a major event in the economic and social life of a region.

14.   They walked along the tall wooden fence that cut the construction site off from the avenue.

15.   Wando is a baker by trade, but is working on construction sites.

16.   He was using materials that he had liberated from a construction site.

17.   A dissonant chorus of noises arose from the busy construction site.

18.   An assemblage of onlookers at the construction site.

19.   The earsplitting noise coming from the jackhammers at the construction site.

20.   Hard hats must be worn on the construction site.