Like most parents, geologist Brain Atwater worries about his daughters safety. But these days, he has an unusual concern; The public school she___1___ in Seattle has unreinforced brick walls, a ___2___being easy to collapse during earthquakes. The same___3___of walls crushed hundreds of thousands of people during the 1976 Tangshan quake in China.
A decade ago, Atwater would have paid little notice to schoolroom walls. But over the last several years, he and other scientists have found ___4___signs that the Pacific Northwest has experienced giant quakes in the distant past and that the area may be headed for a destructive shock in the near future.
At a meeting of the American Geophysical Union in December, researchers discussed the___5___uncovered evidence of quake potential in the Pacific Northwest. While some remain unconvinced that huge earthquakes with magnitudes of 8 or higher do indeed___6___this region, a growing number consider such shocks a serious possibility.
Whats worrisome, they say, is that northwestern cities such as Portland, Seattle and Vancouver have not prepared for earthquakes of this magnitude, which could shake the regions ___7___centers with enough force to make the recent San Francisco area damage seem ___8___ in comparison.
I think its quite true to say that nothing has really been designed with one of these earthquakes in mind, says seismologist Paul Somerville of Woodward. At the meeting, Somerville and his colleagues ___9___estimates of the degree of shaking. Portland and Seattle would suffer during such a ___10___earthquake.
A. massive B. recently C. construction D. displayed
E. relatively F. attends G. type H. strike
I. structure J. participates K. excessive L. mild
M. disturbing N. population 0. presented
1. F 2. C 3. G 4. M 5. B 6. H 7. N 8. L 9. O 10. A
学前英语常用词汇:颜色(color)
学前英语常用词汇: 学习用品(school things)
学前英语常用词汇:水果、蔬菜(fruit & vegetables)
少儿英语单词顺口溜:工作和职业英语单词歌
学前英语常用词汇:单词的缩写
幼儿英语单词顺口溜:交通工具
学前英语常用词汇:疑问词
初中英语常用同义词辨析(21)
少儿英语单词卡片:景物英语名称
幼儿英语单词大全:蔬菜英语名称(vegetables)
少儿英语单词儿歌:月份的天数
少儿英语单词卡片:职业英语名称
少儿英语单词儿歌:Apple Tree
学前英语常用词汇: 人体(body)
少儿英语单词复习
幼儿园英语单词教案
学前英语常用词汇: 动物(animals)
少儿英语单词儿歌:好朋友
看故事学英语单词:一鸣惊人
幼升小英语单词:水果类
幼儿英语单词顺口溜:色彩和颜色
中国人易“误解”的英语词句辨析:表达方式篇
幼儿英语单词顺口溜:一数到十
少儿英语单词卡片:气象英语名称
少儿英语单词大全:家庭篇
学前英语常用词汇:职业(jobs)
少儿英语单词大全:身体篇
学前英语常用词汇:动词的-ing形式
少儿英语单词儿歌:颜色
少儿英语单词大全:颜色篇
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