Like most parents, geologist Brain Atwater worries about his daughters safety. But these days, he has an unusual concern; The public school she 11 in Seattle has unreinforced brick walls, a 12 being easy to collapse during earthquakes. The same 13 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 14 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 15 uncovered evidence of quake potential in the Pacific Northwest. While some remain unconvinced that huge earthquakeswith magnitudes of 8 or higherdo indeed 16 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 17 centers with enough force to make the recent San Francisco area damage seem 18 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 19 estimates of the degree of shaking. Portland and Seattle would suffer during such a 20 earthquake. A. massive B. recently C. construction D. displayedE. relatively F. attends G. type H. strikeI. structure J. participates K. excessive L. mildM. disturbing N. population 0. presented II. F 12. C 13. G 14. M 15. B 16. H 17. N 18. L 19. O 20. A
下一篇: 英语六级考试冲刺练习阅读篇92
体坛英语资讯:Bundesliga approach to COVID-19 has earned global attention, says Bundesliga International C
疫情让你焦虑得想尖叫?冰岛决定广播全世界的尖叫声
国内英语资讯:CPC members urged to help with flood relief
体坛英语资讯:European clubs sharpen focus on Argentina defender Montiel
体坛英语资讯:Ty Lawson substitutes Cunningham for Fujian ahead of CBA restart
这里有份英语词汇量报告,你处于哪个水平?
国内英语资讯:China Focus: Chinese cinemas reopen after COVID-19 closure
国际英语资讯:EU says deeply concerned over U.S. growing use of sanctions
国际英语资讯:U.S. FDA issues first emergency use authorization for COVID-19 pool testing
体坛英语资讯:Premier League supports players to oppose racism
体坛英语资讯:Finnish basketball international Koponen encourages children to play more than one sport
体坛英语资讯:Greek basketball club Panathinaikos owner to sell team
体坛英语资讯:Beach volleyball returns in Germany
国际英语资讯:Thai PM invites top banker to join cabinet team as finance minister
国内英语资讯:China provides medical supplies to Libya to fight COVID-19
盘点那些冷门又有趣的大学专业,你们学校有啥奇葩专业?
国内英语资讯:Chinas Ningxia donates medical supplies to Kyrgyzstan
国内英语资讯:Chinas Hubei resumes trans-regional group tours
国内英语资讯:CPC allocates Party fees for flood control, disaster relief
体坛英语资讯:Bayern overcome Frankfurt 2-1 to advance to German Cup final
体坛英语资讯:Sevilla beat Betis on return of top-flight football to Spain
体坛英语资讯:One positive coronavirus case from Premier Leagues seventh round testing
体坛英语资讯:OSullivan ousted from Snooker Championship League
国内英语资讯:Hong Kong further steps up anti-epidemic measures amid surging local infections
老外说Youre a good
国内英语资讯:China prepares to launch Long March-5 rocket for Mars mission
体坛英语资讯:No extra-time in Coppa Italia
体坛英语资讯:Beijing suspends holding sports events
体坛英语资讯:Chinese snooker ace Ding withdraws from Tour Championship
国内英语资讯:Xi says Palestine question always the core issue in Middle East