首页
登录
职称英语
The immigrants in America are playing an important role in the national scie
The immigrants in America are playing an important role in the national scie
游客
2023-10-10
28
管理
问题
The immigrants in America are playing an important role in the national science development. Mr. Obama says that part of the solution【C1】______America’s economic problems should come from its universities and research laboratories. Yet these【C2】______in America are now manned disproportionately(不均衡地)by immigrants, who made【C3】______47% of scientists and engineers in America with PhDs. William Kerr, an economist at Harvard Business School, used name-matching software to【C4】______the ethnicity(种族)of each of the 8 million scientists who h ad【C5】______an American patent since 1975. He found that the share of patents【C6】______to scientists born in America【C7】______between 1975 and 2004. The share of all patents given to scientists of Chinese and Indian【C8】______living n America more than tripled,【C9】______4.1% in the second half of the 1970s to 13. 9% in the【C10】______between 2000 and 2004. Some of these patents may have been given to American-born children of earlier【C11】______, but Mr. Kerr reckons that most changes over time【C12】______from fresh immigration.
But does all this emigration from the developing world【C13】______the originating countries’ capacity【C14】______innovation? A new【C15】______uses data on the patents cited by scientists working in India in their【C16】______to America’s patent office. It finds that proximity .(邻近) 【C17】______matter. Indian patent applicants【C18】______to research by people in India much more often than they cite work by those【C19】______In that sense, having many scientists【C20】______India does weaken innovation there. [br] 【C3】
选项
A、of
B、in
C、from
D、up
答案
D
解析
句子意思为“移民构成了美国拥有博士学位的科学家和工程师总人数的47%”。made up意为“(由部分)构成(全体)”。made of意为“用……制成(能看出原材料)”;made in意为“干涉”;made from意为“由……制造(看不出原材料)”。
转载请注明原文地址:https://tihaiku.com/zcyy/3088424.html
相关试题推荐
Alloftheinternationaldelegatesattendingtheconference______tobringasouv
BelowisagraphshowingthepercentagesofAmericanoverweightchildren(aged6
Dave:It’simportanttounderstandthatit’snottoolate._______andthinkthat
Slaverywaslegalforover200yearsinsomepartsofNorthAmerica,par
Slaverywaslegalforover200yearsinsomepartsofNorthAmerica,par
Slaverywaslegalforover200yearsinsomepartsofNorthAmerica,par
Americandesertsaresometimesquitegreen.________,theycannotsupportcrops.A
[originaltext]W:Hi.I’msorrytointerruptyou,butIhavesomethingimportant
Slaverywaslegalforover200yearsinsomepartsofNorthAmerica,particu
Slaverywaslegalforover200yearsinsomepartsofNorthAmerica,particu
随机试题
Iftheairspacearoundcentrallylocatedairportswererestrictedtocommercial
Linguisticsuse______torefertotheabstractlinguisticsystemsharedbythe
"What’sdonecannotbeundone,"moanedLadyMacbethinherfamoussleepwalki
In1963,civilrightsdemonstrationsintheU.S.southturnedviolent.Presi
神经纤维兴奋后兴奋性发生了哪些变化?()A.绝对不应期 B.相对不应期 C
影响急性风湿热发病的最重要因素是A.有风湿热家族史 B.有急性肾小球肾炎史
有紧后工作时,工作的自由时差等于( )。 A、计划工期与该工作的最迟完成时间
(____)变电站站用电接线应采用单母线单分段方式,(____)宜采用单母线接线
综合计件工资制指什么?
一般资料:求助者,女性,22岁,未婚,大专学生。 下面是心理咨询师与求助者的一
最新回复
(
0
)