just several sentences, 20160429 The main reason for unemployment in rural areas are lack of infrastructure construction and government investment, which can be solved partially by the rural-to-urban shift. High-rise buildings are sometimes recognized as a city’s eyesores. Although the arts do not belong to core subject areas, they play important roles in the curriculum, for these subjects add spice to life. Building apartment blocks helps solve overcrowding in cities because these buildings can maximize their utilizations in terms of lands and spaces.