对血糖有双向调节的中药有

A、人参
B、五加皮
C、秦艽
D、淫羊藿
E、泽泻
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正确答案:

AB

答案解析:

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We thank you for your letter of May 27 and the _____ illustrated catalogue.

A、sent
B、enclosed
C、given
D、presented

SectionB

Directions:Therearetenblanksinthefollowingletter.YouarerequiredtochoosethebestonefromthegivenfourchoicesmarkedA,B,C,andD.Thenwritedownthecorrectanswerinthebrackets.Thissectiontotals10points,onepointforeachblank.

DearMr.Bush

Thankyouforyour1ofJanuary5forourBeautyBrandBlouses.

Wearenowexporting2ofvariousbrands,amongwhichBeautyBrandisthemostfamous.Theyareingreat3abroadandourstocksarerunning4quickly.Theyarepopularnotonlyfortheirnoveldesign,butalsoforthereasonableprices.Weareconfidentthatonceyouhavetriedourblouses,youwillplacerepeatorderswithus5largequantities.

Asyourequested,wearenow6asfollows:

Price:US$600perdozenCIFNewYork

TermsofPayment:BysightL/Ctobeopenedthroughabanktobe7bytheSellers.

Shipment:InMarch2007.

Pleasenotethatwedonotallowanycommission8ourblouses,butadiscountof5%maybe9ifthequantityismorethan1,000dozen.

Theaboveofferismadewithout10andissubjecttoourfinalconfirmation.

Wehopethatyouwillplaceanorderwithusatanearlydate.

Sincerelyyours

()1.A.requestB.enquiryC.acquisitionD.requirement

()2.A.blousesB.womanblousesC.womanshirtsD.ladyshirts

()3.A.needB.wantC.requireD.demand

()4.A.upB.offC.downD.away

()5.A.atB.forC.inD.with

()6.A.orderingB.offeringC.placingD.advising

()7.A.agreedB.approvedC.acceptableD.covered

()8.A.onB.inC.ofD.at

()9.A.providedB.suppliedC.furnishedD.granted

()10.A.promiseB.dutyC.engagementD.onus

InourletterofMay5,wemade__________clearthatshipmentistobeeffectedinJune.

A、you
B、them
C、that
D、it

1.AEuropeanspacecrafttookofftodaytospearheadthesearchforanother"Earth"amongthestars.

2.TheCorotspacetelescopeblastedoffaboardaRussianSoyuzrocketfromtheBaikonurcosmodromeinKazakhstanshortlyafter2.20pm.

3.Corot,shortforconvectionrotationandplanetarytransits,isthefirstinstrumentcapableoffindingsmallrockyplanetsbeyondthesolarsystem.Anysuchplanetsituatedintherightorbitstandsagoodchanceofhavingliquidwateronitssurface,andquitepossiblylife,althoughaleadingscientistinvolvedintheprojectsaiditwasunlikelytofind"anylittlegreenmen".

4.DevelopedbytheFrenchspaceagency,CNES,andpartneredbytheEuropeanSpaceAgency(ESA),Austria,Belgium,Germany,BrazilandSpain,Corotwillmonitoraround120,000starswithits27cmtelescopefromapolarorbit514milesabovetheEarth.Overtwoandahalfyears,itwillfocusonfivetosixdifferentareasofthesky,measuringthebrightnessofabout10,000starsevery512seconds.

5."Atthepresentmomentwearehopingtofindoutmoreaboutthenatureofplanetsaroundstarswhicharepotentialhabitats.Wearelookingathabitableplanets,notinhabitedplanets.Wearenotgoingtofindanylittlegreenmen,"ProfessorIanRoxburgh,anESAscientistwhohasbeeninvolvedwithCorotsinceitsinception,toldtheBBCRadio4Todayprogramme.

6.ProfRoxburghsaiditwashopedCorotwouldfind"rockyplanetsthatcoulddevelopanatmosphereand,iftheyaretherightdistancefromtheirparentstar,theycouldhavewater".

7.Tosearchforplanets,thetelescopewilllookforthedimmingofstarlightcausedwhenanobjectpassesinfrontofastar,knownasa"transit".Althoughitwilltakemoresophisticatedspacetelescopesplannedinthenext10yearstoconfirmthepresenceofanEarth-likeplanetwithoxygenandliquidwater,Corotwillletscientistsknowwheretopointtheirlenses.

8.MeasurementsofminutechangesinbrightnesswillenablescientiststodetectgiantJupiter-likegasplanetsaswellassmallrockyones.Itistherockyplanets-thatcouldbenobiggerthanabouttwicethesizeoftheEarth-whichwillcausethemostexcitement.Scientistsexpecttofindbetween10and40ofthesesmallerplanets.

9.Corotwillalsoprobeintostellarinteriorsbystudyingtheacousticwavesthatrippleacrossthesurfaceofstars,atechniquecalled"asteroseismology".

10.Thenatureoftheripplesallowsastronomerstocalculateastar’sprecisemass,ageandchemicalcomposition.

11."Aplanetpassinginfrontofastarcanbedetectedbythefallinlightfromthatstar.Smalloscillationsofthestaralsoproducechangesinthelightemitted,whichrevealwhatthestarismadeofandhowtheyarestructuredinternally.Thisdatawillprovideamajorboosttoourunderstandingofhowstarsformandevolve,"ProfRoxburghsaid.

12.Sincethediscoveryin1995ofthefirst"exoplanet"-aplanetorbitingastarotherthantheSun-morethan200othershavebeenfoundbyground-basedobservatories.

13.Untilnowtheusualmethodoffindingexoplanetshasbeentodetectthe"wobble"theirgravityimpartsonparentstars.ButonlygiantgaseousplanetsbiggerthanJupitercanbefoundthisway,andtheyareunlikelytoharbourlife.

14.Inthe2010s,ESAplanstolaunchDarwin,afleetoffourorfiveinterlinkedspacetelescopesthatwillnotonlyspotsmallrockyplanets,butanalysetheiratmospheresforsignsofbiologicalactivity.

15.Ataroundthesametime,theUSspaceagency,Nasa,willlaunchTerrestrialPlanetFinder,anotherspacetelescopedesignedtolocateEarth-likeplanets.

ChoosetheappropriateletterfromA-Dforquestion1.

1.Corotisaninstrumentwhich

(A)canhelptosearchforcertainplanets

(B)isusedtofindplanetsintheorbit

(C)canlocateplanetswithhumanbeings

(D)canspotanyplanetswithwater.

Dothefollowingstatementsagreewiththeinformationgiveninthereadingpassage?Forquestions2-5write

TRUEifthestatementagreeswiththeinformation

FALSEifthestatementcontraictstheinformation

NOTGIVENifthereisnoinformationonthisinthepassage

2.Scientistsaretryingtofindoutabouttheplanetsthatcanbeinhabited.

3.BBCRadio4recentlyfocusesonthebroadcastingofCorot.

4.Passingobjectsmightcauseafallinlight.

5.CorotcantellwhetherthereisanotherEarth-likeplanet.

Basedonyourreadingofthepassage,completethesentencesbelowwithwordstakenfromthepassage.UseNOMORETHANTHREEWORDSforeachanswer.

Withmeasurements,scientistswillbeabletosearchforsomegaseousandrockyplanets.Theywillbeextremelyexcitediftheycandiscoversomesmall6.__________,theexpectednumberofwhichcouldbeupto7.__________.

Corotwillenablescientiststostudythe8.__________ofstars.Inthisway,astar’smass,ageandchemicalcompositioncanbecalculated.

AccordingtoProfRoxburgh,changesinlightcanbecausedbypassingplanetsorstar9.__________.Therelatedstatisticscangainusabetter10.__________ofthestarformationandevolvement.

Observatorieshavefoundmanyexoplanets,whichare11.__________otherstarsthantheSun.Thecommonwayusedinfindingexoplanetscanonlydetecthugegasplanets,whichdonot12.___________.

WiththelaunchingofDarwin,astronomerswillbeabletoanalysewhetherthoserockyplanetshave13.__________forlife.

DearMr./Ms,

Mr.JohnGreen,ourGeneralManager,willbeinParisfromJune2to7andwouldliketocomeandseeyou,say,onJune3at2.00p.m.abouttheopeningofasampleroomthere.Pleaseletusknowifthetimeisconvenientforyou.Ifnot,whattimeyouwouldsuggest.Yoursfaithfully,

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