题目内容:
Itcanbelearnedfromthepassagethat____.
A.itiswisethattheFoodandDrugAdministrationwithdrewsomedrugsfromthemarket B.itisjustifiedthatsomepeopleshouldturndowntheirdoctor'sofferofmedicine
C.thatradioandtelevisionstationshavenotgivenhelpfuladvicetothepublic
D.thatthebestattitudetowarddrugstotakethemeanbetweenthetwoextremes
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答案解析: