    ‘Sentence 4:"The 3@-year bond <-US3@YT =.RR.>  firmed 24 7°32 , taking ‘its yield. to.4.18 percent:  after hitting another record.low of 4.16'percent .    Sentence:.2::The. 36-year bond .US3@YT = RR.  firmed.-6 /°32 , toking-its-yiald to. 4.19 percent  from 4.22 percent .