Hey, Mr．and Ms．Unluckiness and Unhappiness! Terrorism, the war, the economic crisis and unemployment are at your door．Are you afraid of them? Well, don’t be! America is a happy land．The Smiley Face icon proves this in towns all over the country． The tallest structure—the steel water tower—is often painted bright yellow, in a circle containing a pair of black dots for eyes and an upturned（的）line for a mouth: the unforgettable smile．Most towns decorated their spheroid (or cylindrical) water storage tanks in the 1970s, when Smiley was still conceptually fresh．As a 'safe' counterculture symbol, with absolutely no bite, the Smile Face water tower was a low cost way to radiate sunny greetings to travelers and locals．Calumet City, Illinois claims to have been the first, when 8-year old resident Kim Fornero sent a letter to the city council in late 1972 suggesting a smile face would be more fun to look at than a plain old water tower． In the 1980s, with the paint on the water tower fading, residents of Calumet City decided to make the face their own．They repainted the tower, and a Happy Cook Restaurant and Smiley Face Inn appeared on the highway outside the town, ready to make you smile! Local businessmen printed the Smiley icon on their business cards, and displayed Smiley Face souvenirs in shop windows． By the late 1990s, the survival of the Smiley Face water tower was assured．It didn’t matter why the face had been painted there—it was now a part of history．In May 2009, the town again celebrated its Smiley Face water tower as a symbol of hope for a better tomorrow． 60．The author mainly wants to tell readers that the symbol asks them to_________ A．greet people politely       B．deal with their problems C．enjoy themselves            D．forget the past 61．The underlined word “icon ” in the first paragraph probably means________. A．beautiful picture      B．building    C．image       D．valuable painting 62．Why did Calumet residents accept the tower happily? A．It set a good example to them. B．It made them work harder. C．They wanted to think it for supplying water. D．They wanted to make the Smiley Face their own. 63．From the text we learn that the Smiley Face water tower________ A．was based on a painter’s inspiration B．is a symbol of the prosperity of the town C．is meant to give people hope for a better future D．was created in 1972 by the city council, just for fun