Frank Lloyd Wright probably is the greatest architect that the United States has ever produced. He was very【21】and had a natural ability【22】. His buildings were not only beautiful, but they were【23】functional. They fit their purposes very well. Wright's churches,【24】make people feel like【25】. His office buildings make people【26】working, and his houses make people【27】comfortable, at home. However. Wright's beautiful,【28】buildings are not the only reason【29】he is famous. There is another reason. Frank Lloyd Wright is called the greatest American architect because he started an American style【30】. Most of the architecture in the U. S. before Wright was really European,【31】. Wright's buildings do not【32】old European buildings. They have their own【33】. Wright's ideas about style. are still used in the U. S. and in other parts of the world. The most important idea in Frank Lloyd Wright's Style. of Architecture is that a building must【34】and the land around it . His houses are often called 'grassland houses' because their lines are【35】to the lines on the grass land.【36】the lines of the grassland and the lines of Wright's houses【37】the horzon, the place【38】earth and sky seem to meet. They are horizontal lines. Most European style. houses,【39】, have many vertical lines that form. 90° angles【40】the horizon. (41)