新概念英语青少版 2b Unit 21

.,Unit21,Theweatherforecast,.,Lesson41Learnnewwordsandexpressions:,forecastn.预测，预报announcern.播音员，节目主持人goovertov.+adv.participle+prep.转到forecastern.预报员thenestfewquantifier接下来的几个windn.风blowv.吹southwestn.西南bringinv.+adv.Particle(transitive)带来,airn.空气rainn.雨graduallyadv.(manner)(focus)逐渐的risev.上升degreesCelsiustemperaturemeasurement摄氏度fallv.下降outlookn.前景,.,Lesson41,forecast,forecaster,.,Lesson41,announcerannounce,.,Lesson41,gooverto=moveacrossto(到那边)beover=beatanend,befinished(结束)overthehills,.,Lesson41,windwindy,.,Lesson41,blowblowdown吹倒blowout吹灭,.,Lesson41,southweste.g.Fromtomorrow,thewindwillblowfromthesoutheast.,N:north,W:west,E:east,S:south,.,Lesson41,bringineg.ItwillbringinwarmairfromtheAtlantic.,.,Lesson41,aire.g.ThewindwillbringinwetairfromAustralia.,.,Lesson41,rainrainyadj.,.,Lesson41,gradually,100,.,Lesson41,riseeg.Temperatureswillriseto12degreesCelsiusintheday.,.,Lesson41,falleg.Nighttemperatureswillfallto4degreesCelsius.,.,Lesson41,degreesCelsius,.,Lesson41,outlook,.,Lesson41,Listentotherecording,andthenanswerthisquestion:Whatwilltheweatherbelikenextweek?,.,Grammar,will引导的一般将来时:表示将来发生的动作或存在的状态，最基本的结构：will+动词原形肯定句：主语+will+动词原形+（宾语）+其他eg.Somedaypeoplewillgotothemoon.否定句：在will的后面加not即可。willnot可缩写为wonteg.Theywontusebooks.,.,Grammar,一般疑问句：把will提到句子主语之前，结尾变问号。eg.Willstudentsgotoschoolinthefuture?特殊疑问句：特殊疑问词+will+主语+动词原形+其他？eg.Whatwillyourdreamschoolhave?,.,Grammar,句型转换1.Nancyisgoingtogocamping.（否定）Nancy_goingtogocamping.2.Illgoandjointhem.（否定）I_go_jointhem.3.Imgoingtogetupat6:30tomorrow.（一般疑问句并作出肯定回答）_togetupat6:30tomorrow?_4.Wewillmeetatthebusstopat10:30.（一般疑问句并作出否定回答）_meetatthebusstopat10:30?_5.Myfatherandmotheraregoingtoseeaplaythedayaftertomorrow.（划线提问）_goingtoseeaplaythedayaftertomorrow?6.TherewillbesomeFrenchstudentsatthedance.(划线提问)_beatthedance?,.,Lesson42,Newwords:movev.移动yetadv.还没有，尚未lastadv.最近一次trainn.火车,.,PatternPractice,1.A:Whenwilltheymovehouse?B:Theyllprobablymovehouseinayearstime.,.,PatternPractice,2.A:Willtheymovehousesoon?B:No,theywontmovehouseyet.A:Whenwilltheymovehouse?B:Inayearstime,Ithink.,.,PatternPractice,3.A:Didtheymovehouseayearago?B:No,theydidnt.A:Aretheymovinghousenow?B:No,theyarent.A:Willtheymovehouseinayearstime?B:Yes,theywill.Well,Ithinktheywill.,.,PatternPractice,4.A:Whataretheydoing?B:Theyremovinghouse.A:Whendidtheymovehouselast?B:Theymove