LanguagepointsI.ImportantWordsandPhrases:1.rightadj.suitableordesirable,orasitshouldbe:恰当的，适合的He'stherightpersonforthejob.Ithinkyou'vemadetherightdecision.Thetemperatureoftheswimmingpoolwasjustright(=exactlyasIwantedit).Thathatlooksjustrightonyou.2.offthetopofyourheadfromtheknowledgeyouhaveinyourmemory不假思索地，信口地Sorry,IcannottellyouanythingaboutthemusicalgrouptheBeatlesoffthetopofmyhead.Hewasfamousforbeingabletoanswerdifficultquestionsoffthetopofmyhead,Icanonlythinkofonepostofficenearhere.Itisonthehighstreet.3.havebutterfliesinone’sstomachforone’sstomachtofeeluncomfortablebecauseoffearornervousness忐忑不安(做某事前)惊慌，紧张Shehadbutterfliesinherstomachwhenshewalkedhomealonedownthedarkstreet.Whenthelittleboywatchedthescarymovieathome,hehadbutterfliesinhisstomach.Youshouldnothavebutterfliesinyourstomachduringyouruniversityexamsifyouhavepreparedthoroughly.IalwayshavebutterfliesinmystomachjustbeforeIperformonstage.4.looksb.intheeyetolookdirectlyatsomeonewithoutfearorshame直视某人Thefatheraskedhissontolookhimintheeyeandtellhimwhathadhapped.Thenaughtyboydarednotlookhisteacherintheeyebecausehehadbrokentheclassroomwindow.IfeltsoembarrassedwhenIrealizedIhadlostmynewcoat-Ijustcouldnotlookmyparentsintheeyes.5.excusen.[C]areasonthatyougivetoexplainwhyyoudidsth.wrong:原因，理由He'dbetterhaveagoodexcuseforbeinglate.I'veneverknownhimtomissameeting-I'msurehe'llhaveanexcuse.afalsereasonthatyougivetoexplainwhyyoudosth.:借口Shewasjustlookingforanexcusetocallhim.Anyexcuseforaholiday![词义辨析]reason,cause,excusereason:理由,原因；指决定做某一件事或采取某一行动的理由,由此而得出结论或解释,如：ThereasonformyabsencewasthatIwasill.我缺席的是因为我病了。Hehasgivennoreasonsforhisdecision.他并未说明他决定的道理。Thereareseveralreasonswhythisismyfavoritebook.我特别喜爱这本书有几个理由。cause：起因；指引起某种后果的起因,如：Thecauseoftheaccidentwasthefactthathewasdrivingtoofast.事故的起因是他开得太快。.Wedon’tyetknowthecauseoftheaccident.我们尚不清楚事故的缘由.excuse:辩白,借...
