人教版九年级-unit6作文范文

Unit6.Whenwasitinvented?课文范文ThisspecialpenwasinventedbyLiuJie.Ithasthreecolorsandisusedfortakingnotesquickly.Itisveryusefulifyouhavealottowritedown.Thepencomeswithamicrochipthatcanstorealistofcommonwordsthatyouwilluse.Youcanprogramthewordsyouwilluseoftenintothemicrochip’smemory,thenassignashortfromtoeachword.Whenyouarewriting,youjustneedtowritetheshortformswiththepen,pressabutton,onthepenandalltheshortformswillchangeintotheactualwords.Themicrochipcancontainupto50wordsandyoucanmakechangestothelistofwordswheneveryouneedto.介绍一种新发明IwanttoinventaspecialchairHello,everyone!Asweallknow,manygreatinventionshavebroughtgreatconveniencetoourlife.Ithinkwestudentscanalsoinventsomething.TodayI’mgladtobeheretotalkaboutwhatI’dliketoinvent----aspecialchairthatisgoodforstudents’health.Itwillbemadeofwood.Therewillbetwosensorsinit—oneontheseat,andtheotherstraight,thechairwillremindhim.Ifhesitsonthehairforoveronehour,itwillmakeanoise.Itwon’tbeextremelyhelpfulandusefulforourhealth.That’sall.Thankyou!电话的发明Therearemanyinventionsthathavecausedgreatchangesintheworld.Here’sashortintroduction.Forexample,thedigitalcamerawasinventedbyStevenJ.Sasson.Itwasinventedin1975anditisusedfortakingphotos.ThetelephonewasinventedbyAlexanderBellin1876.It’susedforcommunicatingwithothers.TheradiowasinventedbGugliemoMarconiin1895.It’susedforlisteningtonewsandmusic.电视的发明Goodmorning,everyone!TodayI’mgoingtotalkaboutinventions.Inventionsarecreatedeverydaybecausepeoplewouldliketomakelifeeasier.TherearefamousinventionslikeTVandthebicycle.TVprovideswithdifferentkindsofinformationsothatwecanknowmoreabouttheworld.Wewatchentertainmentprogramstorelaxourselves.Besides,somelearningprogramshelpuswithourstudy.Thebicycleisveryuseful,too.Wegotoschoolorworkbybike.It’snotsoexpensivethatmostofuscanaffordit.Itmakesnopollution,whichisgoodforourenvironment.What’smore,bicycleridingisakindofexcitingsportswhichisquitegoodforourhealth.Thoughtherehavebeenmanygreatinventions,Iwishtoinventakindofpenwhichcanhelpuswritemorequicklyandneatly.Whenweeatproblemsindoingourhomeworkortakingexams,itwilltellushowtosolvethem.That’sall.Thankyouverymuch.假如你是茶文化博物馆的讲解员，明天你要向一批外国游客用英语介绍有关茶的发明历史。HowTeaWasInventedTeaisoneofthemostpopulardrinksintheworld.Doyouwanttoknowhowteawasinvented?ItissaidthatteawasinventedbyShenNong.Oneday,ShenNongwasboilingwateroveranopenfire.Someleavesfromateaplantfellintothewaterandremainedthereforsometime.ShenNongnoticedthatthewatergaveoutapleasantsmell.Hedecidedtotastethewaterandhefounditisdelicious.Inthisway,teawasinvented.Sowecansaythatteawasinventedbyaccident.