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读1950-1991年间我国西北、东北、华北、西南、长江中下游、华南等六个区域干

题型:综合

题目:

读1950-1991年间我国西北、东北、华北、西南、长江中下游、华南等六个区域干旱季节分布及其对农业的影图,回答下列问题。(10分)

(1)简要分析我国东西部干旱灾害频发的主要原因。(4分)

(2)2012年入秋以来,西南地区发生严重的旱灾,造成粮食作物枯死、人畜饮水困难。从长远来看,西南地区抗旱的基本措施有哪些? (6分)

答案:

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参考答案:A解析:教学要走在发展的前面,教学要先于学生的认知发展水平,这样才能让学生不断提升。

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Robot s  70  are not just trying to make robots look like people. For example, there are already robots w  71   in factories. These robots look more like huge arms. They do simple jobs over and over again. People would not like to do such jobs and would get bored. But robots will never get bored. In the future, there will be more robots e  72   , and humans will have l73        work to do. New robots will have many different shapes. Some will look like humans, and others might look like snakes. After an earthquake, a snake robot could help look for people under b  74  . That may not seem possible now, but computers, space rockets and even electric toothbrushes seemed i   75    a hundred years ago. We never know what will happen in the future.

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