英语四六级等级考试，作文部分算是最难的了。它考察的是考生综合运用能力，及熟练掌握单词；还要懂得词汇和英语语法的运用及英语词句使用。具体介绍如下：

Somangpeopleusethecellphonesofrequantlyeveryday,But___47__littleiscertainadouthehealtheffectsofitsuse.Macufacturers___48___thatcellphonesmeetgovernmentstandardsforsaferadio-frequencyradiationomission,butenoughstudiesarebeginningtodocumentapossible___49___inrarebraintumour(肿瘤)：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：此部分试题请在答题卡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考生想要了解更多关于英语等级考试信息，请关注唯学网英语培训频道。