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高考试卷中选择题的基本结构分为两部分———设问部分(称为题干)和供选部分(称为选项),每个题干后面有4个选项,除了符合题意的选项,其余的都是迷惑选项或错误选项.这些干扰项一般似是而非,具有较强的似真性.有的选择题具有较强的综合性,知识覆盖面广,往往从多角度、多方位考查考生.正因为这样,所以学生失分较多,下面谈谈解决这类问题的三种比较常用的方法类型一直接判断型例1(2009·上海卷,24)下列关于叶肉细胞能量代谢的叙述中,正确的是().A.适宜光照下,叶绿体和线粒体合成ATP都需要O2B.只要提供O,线粒体就能为叶绿体提供CO和ATP
The basic structure of multiple-choice questions in the entrance examination papers is divided into two parts --- ask part (called the title dry) and the alternative part (called the option), each question followed by four options, in addition to meet the questions of the options , The rest are confusing options or wrong options.These interference items generally plausible, with a strong plausibility.Some alternative questions have a more comprehensive, knowledge of a wide range of coverage, often from a multi-angle, multi-faceted examination candidates. Because of this, the students lose more points. The following are three types of methods that are commonly used to solve such problems: Type 1 (2009 · Shanghai Vol. 24) The following statement about the energy metabolism of mesophyll cells is correct () .A. Suitable light, the synthesis of ATP by both chloroplast and mitochondria requires O2B. As long as O is provided, the mitochondria provide CO and ATP to the chloroplast