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
20
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] 【C12】
选项
A、arise
B、ascend
C、climb
D、raise
答案
A
解析
此处意为“大部分变化都源于新的移民入境”。arise from意为“起源于……;由……产生”。ascend往往和to连用,意为“追溯到……”;climb意为“攀登,爬”;raise是及物动词,后面直接加宾语,不能接介词from。
转载请注明原文地址:https://tihaiku.com/zcyy/3088433.html
相关试题推荐
AlthoughFrench,German,AmericanandBritishpioneershaveallbeencredite
AlthoughFrench,German,AmericanandBritishpioneershaveallbeencredite
AlthoughFrench,German,AmericanandBritishpioneershaveallbeencredite
AlthoughFrench,German,AmericanandBritishpioneershaveallbeencredite
Workisoneofsociety’smostimportantinstitutions.Itisthemainmechanismt
Workisoneofsociety’smostimportantinstitutions.Itisthemainmechanismt
Workisoneofsociety’smostimportantinstitutions.Itisthemainmechanismt
Workisoneofsociety’smostimportantinstitutions.Itisthemainmechanismt
Thetablebelowshowstheprimaryfundingsourcesofinternationalstudentsint
TheAmericangovernmentisdividedintothreebrancheswitheachhavingitsown
随机试题
Thispassagemainlydiscusseshowepidemicsspreadandhowtopreventinadvance
Shop-lifterscanbedividedintothreemaincategories;theprofessionals,
Whatvacanciesareprovidedformulti-nationalcompanies?SalesManagerand____
长江三峡(theThreeGorges)是长江上最为壮丽的一段大峡谷,西起重庆奉节,东至湖北宜昌,全长193千米。陡峭的悬崖、危险的浅滩(shoal
Abooklikethisisnevertheworkofasingleauthororevenasmallgroup
混凝土表层损坏的原因有()。A、冻胀 B、钢筋锈蚀 C、气蚀破坏 D
属于外源性的凝血因子是A.FⅨB.FⅥC.FⅦD.FⅩE.FⅪ
三类变电站是主变或母线停运、开关拒动造成()级电网事件的变电站。二$;$
设A站至B站里程为2018公里,根据所用运行图,列车编组16辆,客运人员40人,
骨盆骨折患者,小便不能自解,顺利插入导尿管后无尿液流出,从导尿管注入生理盐水2
最新回复
(
0
)