试题与答案

读“六大板块示意”,完成下列要求: (1)由坚硬岩石组成的地球表层,并非整体一

题型:综合

题目:

读“六大板块示意”,完成下列要求:

(1)由坚硬岩石组成的地球表层,并非整体一块,而是分成______大板块。它们是:A__________板块,B_________板块,C__________板块,D_________板块,E___________板块,F__________板块。

(2)六大板块是不断__________着的。当板块运动时,地球表面分属不同板块的大陆,便出现________现象。

(3)板块与板块_______地带,地壳比较活跃,多______和________。

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D解析:压电材料一般需要磁场极化处理。

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对外贸易已成为我国经济增长重要的拉动力量之一。目前,我国对外贸易总额世界排名第二,出口总额世界第一。2009年上半年,受国际金融危机影响,全球出口贸易下降32%,我国下降21.8%,我国占全球比重由上年同期的8.2%提高到9.4%。这说明()

①外贸的发展使我国充分利用了国际国内两个市场的资源

②在经济全球化中我国经济容易受到国际经济危机的冲击

③外贸长期顺差损害了我国自力更生的国际收支平衡能力

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