Theirmeaningsareprettymuchthesame.Theonlydifferenceistheusage. 　　given(KNOWING) 　　preposition 　　knowingaboutorconsideringaparticularthing: 　　1.'Given'isaprepositionthereforeanounoranominalphrasefollowsit. 　　e.g.Givenhisage,he'saremarkablyfastlearner. 　　e.g.Giventhecircumstances,you'vedoneanexcellentjob. 　　2.Given(thefact)+thatclause,mainclause. 　　e.g.Given(thefact)thattheearthquakehasdamagedseverely,westilltrytoenabletheevacueestobeasindependentaspossible. 　　e.g.Given(thefact)thatordinarypeoplearebombardedbyalldifferentkindsofads,selectingasuitableproductisnotthateasy. 　　Hopethishelps. 　　Cheers 　　Note:来不及用中文解释,如有任何问题,可补而述之. 　　_________ 　　given与giventhat在意义上没有多大区别,所差在於用法. 　　它们的定义视上下文而定.大致上有如果考虑到.就所知.而论. 　　e.g.givenhisage,就他的年纪来说,. 　　e.g.giventhecircumstances,如果考虑到各种情况,. 　　1.Given为介词,所以后面须接名词或名词片语. 　　就此定义,本人没有看过,其后加动名词.你在哪里看过吗? 　　e.g.Givenhisage,….. 　　Given为介词.hisage为名词片语. 　　2.Given+thatclause,mainclause 　　Given+that引导的从属子句,后接主要子句. 　　e.g.Given(thefact)thattheearthquakehasdamagedseverely,westilltrytoenabletheevacueestobeasindependentaspossible. 　　Given+thatclause 　　thatclause(that引导的从属子句) 　　=thattheearthquakehasdamagedseverely 　　mainclause(主要子句) 　　=westilltrytoenabletheevacueestobeasindependentaspossible. 　　e.g.Given(thefact)thatordinarypeoplearebombardedbyalldifferentkindsofads,selectingasuitableproductisnotthateasy. 　　Given+thatclause 　　thatclause(that引导的从属子句) 　　=thatordinarypeoplearebombardedbyalldifferentkindsofads 　　mainclause(主要子句) 　　=selectingasuitableproductisnotthateasy 　　___________ 　　为了增强你的英文能力,本人建议你自己翻译.如有错误,我会加以更正. 　　这些例句都不难,翻翻字典,应能理解. 　　Example#1 　　Givenhisage,he'saremarkablyfastlearner. 　　Example#2 　　Giventhecircumstances,you'vedoneanexcellentjob. 　　Example#3 　　Giventhattheearthquakehasdamagedseverely,westilltrytoenabletheevacueestobeasindependentaspossible. 　　Example#4 　　Giventhatordinarypeoplearebombardedbyalldifferentkindsofads,selectingasuitableproductisnotthateasy.