请帮我看看这段话有没有语法错误
Iknowthatitissuchahugenumber,andwithoutit,IwillhavetogiveupXX,whichisdefinitelymydreamschoolintheU.S.Maybethingswouldbealittlebitdifferentifmymotherhasnotbeensosicksince3monthsago.Itwasdefinitelyahardtimeformyfamilyandmeandittooksomuchtimeandmoneytohealmymother.Butshe,mydearmom,evenwantedtogiveupthehealingtosavemoneytomakeitmorepossibleformetoentermydreamschoolintheU.S.atthebeginning.OfcourseIdeniedheroriginalthoughtimmediately.Fortunately,sheisnowbecomingbetterandbetterandIbelieveshemayleavehospitalsooninthefuture.Iseldomtoldothersaboutmymom’ssickness,buthereItoldyoutoexplainwhyIneedthatmuchmoneytoenterthecollege.
这个是问学校要奖学金的时候写的一段话