GRE作文写了一篇ARGUMENT求教啊~
"Doctorshavelongsuspectedthatsecondaryinfectionsmaykeepsomepatientsfromhealingquicklyafterseveremusclestrain.Thishypothesishasnowbeenprovedbypreliminaryresultsofastudyoftwogroupsofpatients.Thefirstgroupofpatients,allbeingtreatedformuscleinjuriesbyDr.Newland,adoctorwhospecializesinsportsmedicine,tookantibioticsregularlythroughouttheirtreatment.Theirrecuperationtimewas,onaverage,40percentquickerthantypicallyexpected.Patientsinthesecondgroup,allbeingtreatedbyDr.Alton,ageneralphysician,weregivensugarpills,althoughthepatientsbelievedtheyweretakingantibiotics.Theiraveragerecuperationtimewasnotsignificantlyreduced.Therefore,allpatientswhoarediagnosedwithmusclestrainwouldbewelladvisedtotakeantibioticsaspartoftheirtreatment."
下面是我写的,可能放不下,分开贴
Inthisargument,thearguerconcludesthatallpatientssufferingfrommusclestrainwouldbewelladvisedtotakeantibioticsaspartoftheirtreatment.Tostrengthenthisconclustion,thearguercitesastudyoftwogroupsofpatientsofmusclestrain.Alsothearguerprovidesthestatisticsindicatingthatpatientstakingantibioticsrecoveredmorequicklythanthosetakingsugarpills.Atfristglance,theargumentmightbesomewhatreasonable,howeverclosescruntinyrevealsthatitcontainsseverallogicalflawsandisthereforeunpersuasive.
Firstofall,there'safalsecausalrelationshipbetweenthehypothesisandthestudy.Althoughthehypothesisandthestudyarebothrelatedtomusclestrain,theformerclaimsthatsecondaryinfectionscouldpreventpatientsfromhealingquicklywhilethelatterinvestigatestheactiveeffectofantibioticsonthosepatients.
Second,thearguerfailstoconsiderthepossibledifferencesbetweenthosetwogroupsofpatients,thuscausesanunconvincingcomparison.Forexample,perhapspatientsofthesecondgroupprimarilyconsistofyoungpeoplewhiletheothergroupofoldpeopleonthecontrary.Commonsenseinformsmethattheformerrecoversmuchfasterthanthelatterinthecaseofmusclestrainbecauseofhermonesecretionandmetabolism.Withoutrulingoutalltheotherpossibilities,Icannotacceptthearguer'scon