1.In the textile industry, the term �gunny� refers to ---burlap that is not of the best quality.





2.The skyscraper, ---,is an architectural form that originated in the United States.





3.-- were stones piled at intervals





4.Some procedures used for laboratory analysis of archaeological specimens are --- procedures conducted in crime laboratories





5.The windmill, which has been used for hundreds of years to pump water and grind grains, --- redesigned to produce electricity





6.In 1938, when Benny Goodman�s orchestra presented a concert at the prestigious Carnegie Hall, --- was clear that jazz had at last been fully accepted





7.--- a continuous mass of water on the Earth�s surface, all continents are islands in the strictest sense of the wor





8.The spiral threads of a spider�s web have a sticky substance on them --- insects.





9.in 1635, the Boston Latin School is the oldest public school in the United States.





10.According to anthropologists, the earliest ancestors of humans that stood upright resembled chimpanzees ---, with sloping foreheads and protruding brows.