政治:英国首相确定大选时间TheBBChaslearnedthattheBritishPrimeMinisterGordonBrownhasdecidedthattheBritishgeneralelectionwilltakeplaceonMay6th.Mr.BrownwillgotoBuckinghamPalacetomorrowTuesdaytoaskQueenElizabethtodissolveparliament,andthenmakeaformalannouncementoftheelectiondate.Thatwillstarttheofficialelectioncampaign,which,aBBCcorrespondentsays,willbedominatedbyissuesoftaxationandspendinginthewakeoftheglobalrecession.BBCNewsItem2政治:大选在即,布朗遭遇挑战LessthansixmonthsbeforeageneralelectioninBritain,thegoverningLabourPartyisembroiledagainininternalstrife.TwoformercabinetministershavecalledforsecretballotofmemberstodecidewhetherthePrimeMinisterGordonBrownshouldcontinueaspartyleader.Mr.BrownhascalledageneralelectionbyJunethisyear.OurpoliticalcorrespondentRobWatsonreports.ThetwoformercabinetministersGeoffHoonandPatriciaHewitthadstunnedeveryoneatWestminsterwiththeirlast-minuteeffortstochallengeGordonBrown’sleadership.ButDowningStreetandLabourPartyofficialshavemovedquicklytoquashanyrevolts.Mostimportantly,currentcabinetministershavecomeoutandbackedtheprimeminister,orbitingsomecaseswithlittleapparententhusiasm.Sothelatestchallengelookslikelytobeshortlift.AlthoughmanywithintheLabourPartydoubtMr.Brown’sleadershipqualities,theyalsoseemtothinkitwouldonlymakethingsworsetogetridofhimbeforethegeneralelection.BBCNewsItem3军事:英国核缩减计划TheBritishPrimeMinisterGordonBrownisofferingtoscalebackBritain’snucleardeterrenceifaninternationalagreementisreachedtocuttheworld’snucleararsenals.Mr.BrownisexpectedtotellaspecialsessionoftheUnitedNationsSecurityCouncilonThursdaythathe’llbewillingtogiveuponeoffourroyalnavysubmarinesthatcarryTridentnuclearmissiles.Officialsareinsistingthatcostisn’tafactorhere.Here’sourdefencecorrespondentNickChilds.GordonBrownissayinghe’llbereadytothrowpartofthetridentforceintotheportinthecontextofamuchbiggerglobaldisarmamentdeal.Hesaidsoingeneraltermsbefore.Thisofferthoughismoreconcrete.Thereisagrowingsensethattoavoidwhatsomefearcouldbeasuddencascadeofnewnuclearstates,theestablishednuclearpowersneedtodomoreintermsofdisarmamenttokeeptheproliferationregimeintact.ThePrimeMinisterwillhopehismovewillbeseenasanimportantgesture.Butthekeytotheprocesswillbetheactionsofthebigplayers,theUnitedStatesandRussia.BBCNewsItem4军事:英国派军阿富汗TheBritishPrimeMinisterGordonBrownisexpectedtoconfirmthatheissendinghundredsmoretroopstoAfghanistan,bringingthetotalnumberofBritishtroopstheretoabout9,500.BritainhasthesecondlargestNATOcontingentinAfghanistanaftertheUnitedStates.Our’sbelievedMr.Brownwillsayhe’sagreedinprincipletosendaround500extraBritishtroopstoHelmand.ThemilitaryadvicesaysthatextraforcesareneededtohelpmaintainprogressanddominatethegroundmoreeffectivelytokeeptheTalibanoutofkeyareas.However,therewillbecaveats.ThePrimeMinisterwillwantassurancesfrommilitarychiefsthattheextratroopswillbeproperlyequipped.Buthe’llalsoexpectBritain’sNATOpartnerstofollowsuitbyofferingmoreforcesthemselves.NATOdefenseministersarelikelytodiscusstrooplevelsonameetingformallyinBratislavanextweek.BBCNewsItem5经济:欧美股市大跌StockmarketsinEuropeandtheUnitedStateshavefallensharplyinresponsetofurthersignsthatthedebtcrisisinGreeceisintensifyingandcouldspreadtoothercountries.SharepricesinNewYork,London,FrankfurtandParisfellbymorethan2%afteramajorinternationalcreditratingagencyStandard&Poor’sdowngradedGreekdebttoalevelknowninformallyasjunk.NilsBlythehasmore.Standard&Poor’sdowngradeditsassessmentofGreekbondstotheso-calledjunkstatusbecauseofthegrowingdangerthatthebondholderswillnotbepaidbackinfull.Manybiginvestmentfundshaverulesthatforbidthemfromholdingjunkbonds,saysthemoveislikelytotriggerafurtherroundofselling.Sharemarketshavetakenfright,fearingthatifGreecedoesdefaultonitsdebts,itwouldhitmanyEuropeanbankswhichholdGreekbondsandcouldtriggerawiderfinancialcrisis.AlreadypressureismountingonPortugalwhichhasalsoseenitscreditratingdowngradedtoday,althoughitremainsabovejunkstatus.BBCNewsItem6经济:IMF要求各国进一步稳定全球金融体系TheInternationalMonetaryFundhastoldgovernmentsacrosstheworldthatfurtheractionisneededtohelpreturntheglobalfinancialsystemtostability.Inafreshestimateofthescaleoftheproblem,theIMFsaysgloballossesontoxicassetscouldtotalfourtrilliondollars.AndrewWalkerreports.Thisreportdoesidentifywhatitcallssomeearlysignsofstabilizationinfinancialsystems,buttherearenotmanyofthem.AndtheIMFsaysfurtheractionwillbeneededifthey’retobesustained.Intwokeyareas,itsaysthatprogressbygovernmentshasbeenpiecemealandreactive,dealingwiththeproblemassetsheldbyfinancialinstitutionsandhowtohandlebanksthatneedextracapital.Forthatproblemthereportsaystemporarygovernmentownershipmaysometimebenecessary.BBCNewsItem7经济:德国给予希腊财政援助OfficialsinGermanysaythetotalfinancialaidpackageforGreececouldbemorethandouble,the60billiondollarsthatispreviouslyexpected.TheheadoftheInternationalMonetaryFundDominiqueStrauss-KahnisinBerlintryingtopersuadeGermanytoagreetothefinancialrescueplan.Hesaidthedealneededtobeimplementedqui