英語(yǔ)四六級(jí)等級(jí)考試，作文部分算是最難的了。它考察的是考生綜合運(yùn)用能力，及熟練掌握單詞；還要懂得詞匯和英語(yǔ)語(yǔ)法的運(yùn)用及英語(yǔ)詞句使用。具體介紹如下：

Somangpeopleusethecellphonesofrequantlyeveryday,But___47__littleiscertainadouthehealtheffectsofitsuse.Macufacturers___48___thatcellphonesmeetgovernmentstandardsforsaferadio-frequencyradiationomission,butenoughstudiesarebeginningtodocumentapossible___49___inrarebraintumour(腫瘤)：bendachesandbehavioraldisordersinchildrentocauseconeem.Sofar,theavidenceisn't___50___onwhethertheuseofcellphones__51__toanyuncasedriskofcancer.Inanew

trial,researchersasked47yolunteersto___52__inaprojecttomeasureglucose(葡萄糖)consurnptioninthebrainbyscanningthebraintoseehowcellsuseenergy.Forboth50-minutescans,thevolunteershadacellphone__53__toeachear.Duringbefirstscan,thedeviceswereturnedoff,butforthesecondscan,thephoneontherightearas___54____onandreceivedarecorded-messagecall,althoughtheyolumewasmuted(消毒)sothedisewouldn'tbiastheresults.Theresultsofthesecondscanabowedthatthe__55__ofthebrainraresttothedevicehadhigherralesofglucoseconsumptionthantherestofthebrain.Thestudyowsthatcellphonescanchangebrainactivity,and__56__awholenewavenueforscientificquiry,tuoughitdoesn'tsayanythingaboutwhethercell-phoneradiationcancausecancer.

注意：此部分試題請(qǐng)?jiān)诖痤}卡2上作答。

A)conclusiveI)mission

B)contributesJ)participate

C)deriveK)particular

D)expressesL)provides

E)fixedM)regions

F)immenselyN)surprisingly

G)increaseO)switched

H)maintain考生想要了解更多關(guān)于英語(yǔ)等級(jí)考試信息，請(qǐng)關(guān)注唯學(xué)網(wǎng)英語(yǔ)培訓(xùn)頻道。