地理作业本必修三答案（The geography exercise book requires three answers）.doc

地理作业本必修三答案（The geography exercise book requires three answers） Required 3 Chapter 1. Regional geographical environment and human activities Section 1 basic meanings of the region 1.B 2. (1) compared to the north, South and long cold winter, summer hot and humid in winter and long; in order to make full use of solar light and heat, the north south, north of the residential range than the south. (2) the northern residential wall tightly to thick, in the winter cold insulation; southern residential wall thin, conducive to ventilation in summer. (3) from north to south, the annual precipitation increases, residential roof slope increases with good drainage; to reduce the insulation requirements and the ventilating and cooling requirements increase, residential housing gradually widened the eaves, depth and height increased gradually. (4) building space size mainly depends on the height of the sun at noon in winter in winter, the height of the sun at noon from the north to the South gradually increased, in order to ensure the basement of the building at noon sunlight, the building spacing gradually decrease from north to south. 3.D, 4.A, 5.C, 6.B, 7.D, 8.B,, B, 12.C, 10.A, 11.C 13. (1) (2) slightly changes the spatial structure of highway and railway traffic and information exchange more convenient, to accelerate the development of industry, the service industry is highly developed, to further expand the scale of city (city level), the county is the core of the increasingly prominent, agricultural industrys status is relatively weak. Changes in the industrial structure: the proportion of the third industries is increasing continuously (possibly exceeding second industries), and the proportion of the second industries is still large, and the proportion of the primary industry is the smallest. (It stands to reason..) Second, regional development stage 1.A, 2.B, 3.A, 4.A, 5.A, 7.B, 8.A, 6.D, 9.D, 10.B, 11.A,, 12.C, 13.C, 14.C, 15.D Sixteen 17., not necessarily, for example,