外研版英语七年级下册M4 U2.ppt

Unit2,Everyfamilywillhaveasmallplane.,Newwords,Newwords,airn.天空；空中；空气,sean.海；海洋,spacen.太空；空间,rainn.雨；雨水v.下雨,比一比，看谁能快速说出下面的单词。,landn.陆地,robotn.机器人,trafficn.交通,trueadj.真的；真实的,cometrue(希望、梦想等)实现，成真,trafficjam交通堵塞,jamn.堵塞；拥挤,bike(=bicycle)n.自行车,carn.汽车；轿车,windn.风,hourn.小时,Warmingup,小组活动展开联想的翅膀,讨论一下十年后咱们学校的样子吧：,小组活动展开联想的翅膀,讨论一下人手一架小飞机的样子吧：,Lookatthepicturesanddescribewhatyousee.Usethewordsandexpressionfromtheboxtohelpyou.,airlandjobmachinerainrobotseaspacetrafficjamwind,Matchtheparagraphswiththeheadings.,1.Weather2.Clothes3.Jobs4.Travel,A,B,C,D,()1.Peoplehavetochangeclothesinhotweather.()2.Theweatherwillbewarminspring.()3.Alotofpeoplewilltravelbyplanesomaybetherewillbetrafficjamsintheair.()4.Peoplewillhavelongholidaysbecausemachineswilldoheavywork.,Check()thetruesentences.,aircheapeverywhereintorisetrue,Completethepassagewiththecorrectformofthewordsfromthebox.,Willtravelinthefuturebeexpensive?No,itllbe(1)_.Welltravel(2)_byplane.Wellbeableto(3)_overthetrafficjamsontheland,andwellbeabletogo(4)_space.Butmaybetherellbetrafficjamsinthe(5)_too.Whatdoyouthink?Doyouthinkthisideaaboutlifeinthefuturewillcome(6)_?,cheap,everywhere,true,air,rise,into,Matchthewordswiththeiropposites.UsethepassageinActivity2tohelpyou.,easyexpensivehotlargelightlongwarmcheapcoldcooldifficultheavyshortsmall,Ithinkeveryonewillhaveasmallplanesotravellingwillbeeasy.Yes,butIthinktherewillbetrafficjamsintheair.,Talkaboutlifeinthefuture.,Pairwork,重难点讲解,short是形容词，意思是“短的；短暂的；矮的”，作“短的”讲时，反义词是long“长的”；而作“矮的”讲时，反义词是tall“高的”。即：,shortlong短的反义词长的,shorttall矮的反义词高的,heavy是形容词,意思是“重的，沉的”,反义词是light“不重的,轻的;轻松的;少量的”。即：,heavylight重的反义词轻的,cheap是形容词,意思是“便宜的”,其反义词是expensive或dear“贵的”、“昂贵的”。即：,cheapexpensive/dear便宜的反义词贵的,easyadj.容易的e.g.Thisquestionissoeasy.这个问题很简单。rainn.雨；雨水v.下雨e.g.Itrainedthewholeweekend.,重难点突破,hereis/are.（用于介绍某人或某物）“下面”,如果后面跟的是复数名词，就用is,如后面跟的是单数名词，就用are。常常翻译成“这儿是.”或“这儿有.”。例如：,Hereisapen.这儿是一支钢笔。Herearesomestudents.这儿有一些学生。注意单数时与Thisisa.的差别，试比较：Hereisapen.这儿是一支钢笔。Thisisapen.这是一支钢笔。,notonly.butalso.不仅.，而且.,当notonlybutalso连接的两个成分作主语时，谓语动词要与其最近的主语在人称和数方面保持一致。例如：,Notonlythestudentsbutalsotheteacherlikesthesea.Notonlytheteacherbutalsothestudentslikethesea.,notonly.butalso.不仅.，而且.,小贴士：1.notonlybutalso中的notonly不能分开使用，butalso可以。2.notonlybutalso连接两个并列成分时，可以省略but或also，也可以把butalso都省略掉。,Thesealevelwillriseaswell.海平面也会升高。,句中的“aswell”表示“也，又”，常用于句子末尾。例如：,Thelittlegirlsings,andplaysthepianoaswell.这个小女孩既会唱歌，又会跳舞。HecanspeakEnglish,andspeakChineseaswell.他既会说英语，又会说汉语。,Lookatthesentences,completethesentenceswithso.,例：Workinghourswillbeshort.Peoplewillhavelongholidays.Workinghourswillbeshortsopeople