假如你是高三学生李华，期末获评年级"进步之星"．你校英语俱乐部邀请你做一个励志的英语演讲．请写一篇标题为："TimeAndTideWaitForNoMan"（机不可失，时不再来）的演讲

　　Dearfellowstudents， 　　It'smygreathonortobeinvitedheretogiveaspeech．Thetopicofmyspeechtodayis"Timeandtidewaitfornoman"． 　　Inmyunderstanding，theproverbmeansthatifweallowtheinvaluabletimetowaste，itnevercomesbacktoyou．（高分句型一）AsaSeniorThreestudent，timeislimitedforstudy，sononecan affordto wastetime．（格言的理解感悟）IstillrememberIslippedawaythegoldentimeinplayingtwoyearsago，asaconsequenceofwhichIfellfarbehindothers．（高分句型二）Realizingthatopportunityseldomknockstwice，Iseizedeverymomenttostudy．（高分句型三）GraduallyImadegreatprogressandwasawardedthehonorabletitleof"StarofProgress"．（个人经历）Dearfellows，withGaokaodrawingnear，weshouldnotbecontentwithwhatwehavedone．（高分句型四）Valueyourtimefromnowonanditwillbringyoubenefits．（表达对其他同学的希望） 　　That'sall．Thankyou!