advertisement: for sinus pain, three out of four hospital give their patients Novex. So when you want the most effective painkiller for sinus pain, Novex is the one to choose. which of the following, if true, most undermines the advertisement'angument?
答案 D, Unlike some competing brands of painkillers, Novex is available from pharmacies without a doctor's prescription.
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发表于 2003-10-1 15:41:00
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