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the Karolinska Institute,in Stockholm,and her colleague suggests that theystemsof those with allergies may be particularly good at this.This findingmafter Doetor Wigertzand her team interviewed2 peopeithgliomas (a type of brain tumor)in Denmark,Finland,Norway,Sweden and the southeastof England.The researehersasked the patients in qustion whether they had a history ofallergies,and then comared the results with those fr therwise simiar individuaswho did not have brain tumors.As Doctor Wigertzrepors in the AmericanouofEpidemioloythe tm-ree were more likely to suffer from allergies.The presence of anallergy was associated with a%reduction in the likelihood of having a glioma.This was not all that surprising.Previous research had detected similar correlations,suggesting that a welcome side effect of allergy was resistance to cancer.But this new studywent further.It looked carefully at the time in the patients'lives when their allergies wereactive,and it found that this timing was crucial.Doctor Wigertz noted that the absence ofallergy was correlated with the time when the glioma first formed.Awkwardly,this result is open to two rather different interpretations.The optimisticexplanation is that the hyperactive immune system associated with allergy does protectagainst tumors.The other interpretation is that tumors are doing something as they growthat stops the immune system and thus allergic reactions.Either way,tumor and lack ofallergy coincide.And either way,something interesting is going on.32.What accounts for most allergies?A.Pollen in the air.B.Presence of some food.C.Sensitivity of the immune systemD.Overreacting to the world.33.How is this finding different from those from the previous research?A.It indicates a benefit of allergy.B.It uncovers the cause of allergies.C.It proves the correlations between allergy and cancers.D.It discovers the cancer started when there was no allergy.34.What's the last paragraph about?A.What explains the finding of the researchB.Why the research on allergy is of significance.ainolgsd-ilC.Whether cancer is related to the absence of allergy.D.How allergy protects people against cancers.Y)101sd()2om英语试题（一中版）第8页（共12页）
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