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随着高考地理试题的改革,选择题不仅比重逐年增加,而且迷惑度、跨度、区分度、灵活性、综合性逐年增强,出现了不定项选择题、多项选择题、读图选择题,以考查考生掌握多方面的知识。为了使广大的考生能适应高考地理试题这一变化趋势,我们选编了一些灵活性、综合性、迷惑度、区分度大的选择题,并对每道题的解题思路和技巧进行剖析,目的在于与广大的师生共同探讨选择题的解题思路和技巧。 1.地球上有甲、乙两点,甲点的地理位置是北纬60°、东经30°,乙点的地理位置是南纬30°、西经45°。当乙点是12月22日中午12时正,此时在东半球的赤道上是白昼的经度是:A.东经30°—西经
With the reform of the geography examination questions in the college entrance examination, the proportion of multiple-choice questions has not only increased year by year, but also the degree of confusion, span, differentiation, flexibility, and comprehensiveness have been increasing year by year. Indefinite items, multiple-choice questions, and multiple-choice questions have appeared. Examine candidates to master various aspects of knowledge. In order to enable the majority of candidates to adapt to the changing trend of the college entrance examination geography test questions, we have selected some multiple-choice questions that are flexible, comprehensive, deceptive, and highly discriminative, and analyze the problem-solving ideas and techniques for each question. It is to discuss the problem-solving ideas and techniques of multiple-choice questions with the teachers and students. 1. There are two points A and B on the Earth. The geographic location of Jiading is 60 degrees north latitude and 30 degrees east longitude. The geographical location of point B is 30 degrees south latitude and 45 degrees west longitude. When B is at 12:00 noon on December 22, at this time the longitude on the equator of the Eastern Hemisphere is: A. Longitude 30°—West Longitude