【正确答案】正确答案： The Library of Congress The Library of Congress is America's national library. / It has more than 120 million books and other objects. / It has newspapers, popular publications and letters of historical interest. / It also has maps, photographs, art prints, movies, sound recordings and musical instruments. / The Library of Congress is open to the public Monday through Saturday, / except for government holidays. / Anyone may go there and read anything in the collection. / But no one is permitted to take books out of the building. / The Library of Congress provides books and materials to the United States Congress. / It also lends books to other American libraries, government agencies and foreign libraries. /