问题标题：
关于是否应拿动物做实验至少250字的英语作文
问题描述：
关于是否应拿动物做实验至少250字的英语作文
练继建回答：
Nowadays,experimentalusageofanimalhasbecomeawidelyconcernedissuearoundtheworld.Peopleholddiverseviewstowardsit.
Adversariesclaimthatitisanextremelycrudebehavior.Animals,especiallymammals,likedogs,cats,rabbits,rats,whicharethemajorvictimsintheexperimentation,areusuallyhuman‘spets.Petsownerarestronglyagainstitfortheyfirmlybelievethatanimalssufferphysicallyandmentallyaswedo.Whenequalityisadvocatedinthemodernworld,itisinhumantodisrespectcreaturesthatarenothumanbeings.Furthermore,anumberofexpertspointedoutthatitwouldbeathighstakeofdependontheresultsofanimalexperiment；sincetheydifferfromusinmanyways,takethebodystructureforexample,wecantimaginehumanstrytojumpfromtheheightofninestorieswithoutanyprotectionbecausecatssurviveoutofthesametest.
Thoseinfavoroftheideaaboutusageofanimaldeclarethatusinganimalisanadvisablechoice.Ononehandbecausetheirbodiesfunctionsimilartoours,forinstance,theycatchcolds,sufferfromstomachsandheartdiseases,whichmoreimportantlyinfluencedbydietandhabits.Theconsequencesofthetestmaynotbeappliedtohumans,althoughtheyarehighlyconnectedtothehumansituations.Ontheotherhand,thosecreaturesyellandactabnormallywhentheyfeeluncomfortable,whichiswhatexactlyresearchersexpect.Inaddition,thereisaneasy－to－answerquestion：isn‘titcruelertotestdirectlyonpeoplewithlittleknowledgeontheobjectseffects?Inaword,thereisnothingbetterthananimalthatresemblehumanthebestforexperiment.
Personally,Iamnotasupporterofanimalexperiments,yetthereisanythingmoresuitablethatcanreplacethem,Iacceptusinganimalsfortests,buttakegoodcareofthemwhentheyarenotinthelaboratory.
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