Recently scientists have observed increased pollution in the water supply.
A.Late
B.Later
C.Latter
D.Lately
The only drawback of junk mail is that it wastes out time. 查看材料
A.Right
B.Wrong
C.Not mentioned
newweapontofightcancer
1.Britishscientistsarepreparingtolaunchtrialsofaradicalnewwaytofightcancer,whichkillstumoursbyinfectingthemwithviruseslikethecommoncold.
2.Ifsuccessful,virustherapycouldeventuallyformathirdpillaralongsideradiotherapyandchemotherapyinthestandardarsenalagainstcancer,whileavoidingsomeofthedebilitatingside-effects.
3.LeonardSeymour,aprofessorofgenetherapyatOxfordUniversity,whohasbeenworkingonthevirustherapywithcolleaguesinLondonandtheUS,willleadthetrialslaterthisyear.CancerResearchUKsaidyesterdaythatitwasexcitedbythepotentialofProfSeymour’spioneeringtechniques.
4.Oneofthecountry’sleadinggeneticists,ProfSeymourhasbeenworkingwithvirusesthatkillcancercellsdirectly,whileavoidingharmtohealthytissue."Inprinciple,you’vegotsomethingwhichcouldbemanytimesmoreeffectivethanregularchemotherapy,"hesaid.
5.Cancer-killingvirusesexploitthefactthatcancercellssuppressthebody’slocalimmunesystem."Ifacancerdoesn’tdothat,theimmunesystemwipesitout.Ifyoucangetavirusintoatumour,virusesfindthemaverygoodplacetobebecausethere’snoimmunesystemtostopthemreplicating.Youcanregarditasthecancer’sAchilles’heel."
6.Onlyasmallamountofthevirusneedstogettothecancer."Theyreplicate,yougetamillioncopiesineachcellandthecellburstsandtheyinfectthetumourcellsadjacentandrepeattheprocess,"saidProfSeymour.
7.Preliminaryresearchonmiceshowsthatthevirusesworkwellontumoursresistanttostandardcancerdrugs."It’saninterestingpossibilitythattheymayhaveanadvantageinkillingdrug-resistanttumours,whichcouldbequitedifferenttoanythingwe’vehadbefore."
8.Researchershaveknownforsometimethatvirusescankilltumourcellsandsomeaspectsoftheworkhavealreadybeenpublishedinscientificjournals.Americanscientistshavepreviouslyinjectedvirusesdirectlyintotumoursbutthistechniquewillnotworkifthecancerisinaccessibleorhasspreadthroughoutthebody.
9.ProfSeymour’sinnovativesolutionistomaskthevirusfromthebody’simmunesystem,effectivelyallowingthevirusestodowhatchemotherapydrugsdo-spreadthroughthebloodandreachtumourswherevertheyare.Thebighurdlehasalwaysbeentofindawaytodelivervirusestotumoursviathebloodstreamwithoutthebody’simmunesystemdestroyingthemontheway.
10."Whatwe’vedoneismakechemicalmodificationstothevirustoputapolymercoataroundit-it’sastealthviruswhenyouinjectit,"hesaid.
11.Afterthestealthvirusinfectsthetumour,itreplicates,butthecopiesdonothavethechemicalmodifications.Iftheyescapefromthetumour,thecopieswillbequicklyrecognisedandmoppedupbythebody’simmunesystem.
12.Thetherapywouldbeespeciallyusefulforsecondarycancers,calledmetastases,whichsometimesspreadaroundthebodyafterthefirsttumourappears."There’sanawfulstatisticofpatientsinthewest...withmalignantcancers;75%ofthemgoontodiefrommetastases,"saidProfSeymour.
13.Twovirusesarelikelytobeexaminedinthefirstclinicaltrials:adenovirus,whichnormallycausesacold-likeillness,andvaccinia,whichcausescowpoxandisalsousedinthevaccineagainstsmallpox.Forsafetyreasons,bothwillbedisabledtomakethe
He seemed too old for her, ( )like a father ( )a husband.
A.more...than B.not so...as C.most...than D.rather...than
Passage4
Questions 16to 20arebasedonthefollowingpassage:
Morethan30,000driversandfrontseatpassengersarekilledorseriouslyinjuredeachyear.Atthespeedofonly30milesperhouritisthesameasfallingfromathird-floorwindows.Wearingaseatbeltsaveslives;itreducesyourchanceofdeathorseriousinjurybymorethanhalf.
Thereforedriversorfrontseatpassengersover14inmostvehiclesmustwearaseatbelt.Ifyoudonot,youcouldbefinedupto£50.itwillnotbeuptothedriverstomakesureyouwearyourbelt.Butitwillbethedriver’sresponsibilitytomakesurethatchildrenunder14donotrideinthefrontunlesstheyarewearingaseatbeltofsomekind.
However,youdonothavetowearaseatbeltifyoureversingyourvehicle;oryouaremakingalocaldeliveryorcollectionusingaspecialvehicle;orifyouhaveavalidmedicalcertificatewhichexcusesyoufromwearingit.Makesurethesecircumstancesapplytoyoubeforeyoudecidenottowearyouseatbelt.(76)Rememberyoumaybetakentocourtfornotdoingso,andyoumaybefinedifyoucannotprovetothecourtthatyouhavebeenexcusedfromwearingit.
1.Thistextistakenfrom________.
A)amedicalmagazineB)apolicereport
C)alegaldocumentD)agovernmentinformationbooklet
2.Wearingaseatbeltinavehicle________.
A)reducesroadaccidentsbymorethanhalf
B)savesliveswhiledrivingataspeedupto30milesperhour
C)reducesthedeathrateintrafficaccidentsD)savesmorethan15,000liveseachyear
3.Itisthedriver’sresponsibilityto________.
A)makethefrontseatpassengerwearaseatbelt
B)makethefrontseatchildrenunder14wearaseatbelt
C)stopchildrenridinginthefrontseatD)wearaseatbelteachtimehedrives
4.Accordingtothetext,whichofthefollowingpeopleridinginthefrontdosnothavetowearaseatbelt?
A)Someonewhoisbackingintoaparkingspace.
B)Someonewhoispickingupthechildrenfromthelocalschool.
C)Someonewhoisdeliveringinvitationletters.
D)Someonewhoisunder14.
5.Forsomepeople,itmaybebetter________.
A)towearaseatbeltforhealthreasons
B)nottowearaseatbeltforhealthreasons
C)togetvalidmedicalcertificatebeforewearingaseatbelt
D)topayafineratherthanwearaseatbelt
Dadwenttobuysome__________as__________formycousin.
- A.stationery;souvenir
- B.stationeries;souvenirs
- C.stationery;souvenirs
- D.stationeries;souvenir
第二节书面表达
假如你是红星中学(RedStarMiddleSchool)的老师,有一位美国朋友要于下周一到你校参观访问。请写一篇80~100词左右短文,简单介绍一下你所在学校的情况。
第二节书面表达
ChinaDaily有一“读者来信”专栏。现在你写信给此专栏,反映学校图书馆把许多旧英文杂志当成废纸卖了,你觉得很可惜,你想呼吁学校不要这样处理这些杂志,而应以适当价格卖给学生阅读,这样对学校和学生都有益。(词数在100字左右)
If you had to sum up the problems of American health car in
two words, they would be "cost" and "coverage". The country spends
16% of its GDP on health. Yet a six of the population lacks medical 【S1】______.
coverage. Most Americans receive health insurance through their
employer. The government picks up the hill for the elder and the poor. 【S2】______.
But an estimating 47 million people fall through crack--a number 【S3】______.
that is rising as premiums (保险金) soar.
Because so many people should be without medical coverage in 【S4】______.
the world's richest country is a disgrace. It spoils the lives of the
uninsured, who are unable to get access with affordable treatment at
an early age. And it casts a shadow of fear well beyond, to America's
middle classes who worry about not their jobs but their healthcare 【S5】______.
benefits as well. It is also grossly inefficient. Hospitals are forced,
by law, to help anyone who arrived in the emergency room. 【S6】______.
Since those with insurance coverage usually cannot pay for that car, 【S7】______.
the bill is passed on everyone else, driving up premiums. Higher
premiums, by turn, swell the ranks of the uninsured. 【S8】______.
Breaking that spiral would be a big step towards fixing American
healthcare. And it is one that politicians at last seem ready to get. Not 【S9】______.
in Washington, where reform. is still stalled (延误) by an argument
between conservatives, who more consumer choice, with those on the 【S10】______.
left, who think government intervention is the answer. Instead, state
governors are taking the lead.
【S1】
听力原文:Man: My wife, my children and I are going to visit Edinburgh for 3 days. We need a small room and a large room with a double bed. If a small room is 5 pounds a day and a large one is 12 pounds a day, how much will we pay for our stay?
(15)
"Put all your eggs in just one basket" in the last paragraph comes from a famous idiom and it is"______".
Inordertohelpyoutodevelopbusinessinthisline,wearepreparetoofferyouadiscountof5%.
The survey participants were girls______. 查看材料
A.who were 10
B.who were 14
C.who wer 10 to 14
D.who were 10 to 18
peculiarly pointed chin is his most memorable facial characteristic.
A.mark
B.feature
C.trace
D.appearance
查看材料
A.places
B.chances
C.times
D.posts