阅读下列文章，根据其内容和所给段落开头语续写两段，使之构成一篇完整的短文。

ThefinalbellonFridayrangthroughtheclassroom,butinsteadoftheusualhurriedpacking,Timremainedseated,hiseyesbrightwithanticipation.HeturnedtoJackwithanexpressionthatmixedfriendshipwithfriendlypetition.“Thishistorypresentation,”