- 问题详情:Maybeten-year-oldElizabethputitbestwhenshesaidtoherfather.“But,Dad,youcan’tbehealthyifyou’redead.”Dad,inahurrytogethomebeforedarksohecouldgoforarun,hadforgottentowearhissafetybelt—amistake75%oftheUSpeoplemakeeveryday.Thebigquestioniswhy....
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