题目内容：
根据以下材料，回答题
MobilePhones
Mobilephonesshouldcarryalabeliftheyprovedtobeadangeroussourceofradiation,accordingtoRobertBell,ascientist.Andnomoremobilephonetransmittertowersshouldbebuilduntilthelong-termhealtheffectsoftheelectromagnetic(电磁的)radiationtheyemitisscientificallyevaluated,hesaid."Nobody'sgoingtodropdeadovernightbutweshouldbeaskingformorescientificinformation,"RobertBellsaidataconferenceonthehealtheffectsoflow-levelradiation.（1）
Areportwidelycirculated(传播)amongthepublicsaysthatuptonowscientistsdonotreallyknowenoughtoguaranteetherearenoilleffectsonhumansfromelectromagneticradiation.
AccordingtoRobertBell,thereare3.3millionmobilephonesinAustraliaaloneandtheyareincreasingby2,000aday.（2）
Aswell,thereare2,000transmittertowersaroundAustralia,manyinhighdensity(密度)residentialareas.（3）Theelectromagneticradiationemittedfromthesetowersmayhavealreadyproducedsomeharmfuleffectsonthehealthoftheresidentsnearby.
RobertBellsuggeststhatuntilmoreresearchiscompletedthegovernmentshouldbanconstructionofphonetowersfromwithina500-metreradiusofschoolgrounds,childcarecentres,hospitals,sportsplayingfields(隔离屏)andresidentialareaswithahighpercentageofchildren.
（4）Headdsthatthereisalsoevidencethatifcancersufferersaresubjectedtoelectromagneticwavesthegrowthrateofthediseaseaccelerates(加速，加快).
（5）AccordingtoRobertBell,itisreasonableforthemajortelephonecompaniestofundit.
Besides,healsourgesthegovernmenttosetupawideranginginquiryintopossiblehealtheffects.
回答(1)题 A．Hesaysthereisemergingevidencethatchildrenabsorblow-levelradiationataratemorethanthreetimesthatofadults.
B．Bytheyear2000itisestimatedthatAustraliawillhave8millionmobilephones:nearlyoneforeverytwopeople.
C．"Ifmobilephonesarefoundtobedangerous,theyshouldcarryawarninglabeluntilpropershieldscanbedevised,"hesaid.
D．Thenwhofinancestheresearch?
E．Forexample,Telstra,OptusandVodaphonebuildtheirtowerswhereitisgeographicallysuitabletothemanddisregard(不顾)theneedofthecommunity.
F．Theconclusionisthatmobilephonesbringmoreharmthanbenefit.
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