It’sthattimeofyearagain,whencollegegraduatesattendgrad...
问题详情： It’sthattimeofyearagain,whencollegegraduatesattendgraduationceremony,half-listeningtocelebrityspeakers’wisdomandadvice.Herearethedon’t-missgraduationspeechesof2016. ◆PresidentObamaatH...