Unit18LanguagepointsLanguagepoints:4.get/bestuck(in)遇到困难；陷进去Thecargotstuckinthemud.IgotstuckwhenIspeltawordinacrosswordpuzzle.7.otherwise(1)conj(=or/orelse)否则，要不然Dowhatyou’vebeentold,otherwiseyouwillbepunished.(2)用于虚拟语气中HeremindedofwhatIotherwisewouldhaveforgotten.8.remain+n./adj./-ed连系动词;“仍然；依然”9.connect--connection(n)10.beawareof/that-clause知道；觉察到；意识到Areyouawareofyourmistake?Shebecameawarethatsomethingwasburning.12.betiredofsth/doingsth.厌烦…betiredfrom因…而感到疲劳15.Wearesaidtobelivinginthe“InformationAge”.=Itissaidthatwearelivinginthe“InformationAge”.16.Hasourlifechangedthatmuch?17.Usingfamiliarwordsmakesiteasierforustounderstandanduseanewtool.18.Afterall毕竟；终究19.nowthat＋从句(=since)由于;既然引导原因状语从句。21.Onceconj(＝assoonas;when）一旦22.keep/losetrackof(不)了解…的动态；掌握(失去)…的线索；保持（失去）对…的联系；记录…Thankyou