资料：Business,academicandcivicleadersinCambridgehavewarnedthatoneo

资料：Business,academicandcivicleadersinCambridgehavewarnedthatoneofBritain’smajoreconomicgrowthcitiesisunderthreatunlessthegovernmentactsquicklytorestoretrustpost-Brexit. CompanyexecutivesandeducationistsreportsomehighlyskilledforeignnationalsquittingorrefusingtocommittonewjobsinBritainbecauseofuncertaintyovertheirfuturelegalstatushere.IthasinthepastboastedofcreatingemploymentfasterthanChina,amidaboominthetechnologyandbiosciencesectors,whichledtothecitybeinglabelled”Silliconfen”,butnowtherearefearsofabigslowdown. “ThisisauniqueeconomicassetforEurope,”saidLordLansley,theformerConservationMPforSouthCambridgeshire,afteraspeciallyconvenedmeetingtodiscusstheproblemswithlocalpoliticiansandothers.”Thereisa[political]vacuumoutthereandtheredoesnotseemtobea[postBrexit]plan.Therearethingsweneedandifwegetthemwecancontinuetoprosperandbemoresuccessful”,Lansleyadded. HehasdrawnupaCambridgedeclarationwithhiscolleaguesmeanttoreassureexistingacademicandbusinessstafffromabroadthattheirpresencewillbeprotected.”Wearecommittedtointernationalcollaborationinresearch,scienceandtheexploitationofinnovative,knowledge-intensiveenterprises,”saysthedocument. LansleysayshewillbepushingtheBritishgovernmenttogiveacquiredrightstothe9,000EuropeancitizenslivingintheEastAngliancityoutofatotalpopulationof124,000.HealsowantstoseeacontinuationoffreelabourmovementtoallowEuropeanstocometoworkandstudyinCambridgeandsays”Weneedfreemovementforthemtocometoworkandtostudyhere.” Theword“boom”inparagraph2isclosestinmeaningto

A.Prosperity

B.Increase

C.Decrease

D.Bleakness

正确答案是A