Unit4Astronomy:thescienceofthestars一、单词表词汇全查验——运用多媒体，提问默写词汇Ⅰ.阅读词汇(英译汉)[第一屏听写]1．astronomyn．天文学2．astronomern.天文学家3．solaradj.太阳的；日光的4．billionpron.&n.&adj.〈英〉万亿；〈美〉十亿5．carbonn.碳6．dissolvevt.&vi.溶解；解散7．acidn.酸[第二屏听写]8．mammaln．哺乳动物9．dioxiden.二氧化物10．extinctadj.灭绝的；绝种的11．lessenvi.&vt.减少；减轻12．weightlesslyadv.失重地13．solarsystem太阳系14．carbondioxide二氧化碳_Ⅱ.高频词汇(汉译英)[第三屏听写]1．systemn．系统；体系；制度2．religionn.宗教；宗教信仰3．theoryn.学说；理论4．violentadj.猛烈的；激烈的；强暴的5．atmospheren.大气层；气氛6．unlikeprep.与……不同；不像7．fundamentaladj.基本的；基础的[第四屏听写]8．presencen．出席；到场；存在9．harmfuladj.有害的10．chainn.链子；连锁；锁链11．reactionn.反应；回应12．multiplyvi.&vt.乘；增加13．oxygenn.氧14．existvi.存在；生存15．thusadv.因此；于是[第五屏听写]16．puzzlen．谜；难题vt.&vi.(使)迷惑；(使)为难17．biologyn.生物学18．biologistn.生物学家19．gravityn.万有引力；重力20．satelliten.卫星；人造卫星21．gentleadj.温和的；文雅的[第六屏听写]22．physicistn．物理学家23．climaten.气候24．crashvi.&vt.碰撞；坠落25．spaceshipn.宇宙飞船26．pulln．&vt.拉(力)；拖；牵引力27．floatvi.&vt.(使)浮动；(使)漂浮n.漂浮物[第七屏听写]28．globen．球体；地球仪；地球29．exhaustvt.用尽；耗尽；使精疲力尽30．in_time及时；终于31．lay_eggs下蛋32．give_birth_to产生；分娩33．in_one's_turn轮到某人34．prevent_..._from阻止；制止[第八屏听写]35．block_out挡住(光线)36．cheer_up感到高兴；感到振奋37．now_that既然38．break_out突发；爆发39．watch_out_for密切注意；当心；提防40．get_the_hang_of熟悉；掌握；理解二、单元核心考点初热身——提供语境，单元考点自测回顾(一)分类识记单词——用时少·功效高识记单词写对Ⅰ.知其意(英译汉)1.astronomyn．天文学2.globen.球体；地球仪；地球3.carbonn.碳4.dissolvevt.&vi.溶解；解散5.mammaln.哺乳动物6.dioxiden.二氧化物Ⅱ.写其形(汉译英)1.atmospheren.大气层；气氛2.chainn.链子；连锁；锁链3.thusadv.因此；于是4.gravityn．万有引力；重力5.satelliten.卫星；人造卫星6.gentleadj.温和的；文雅的7.spaceshipn.宇宙飞船8.pulln．&vt.拉(力)；拖；牵引力9.multiplyvi.&vt.乘；增加核心单词练通1.Thoseanxiousforreformsaythatthepresentsystem(系统)istoonarrow.2.Someexpertsthinkreadingisthefundamental(基本的)skilluponwhichschooleducationdepends.3.Atruckwentoutofcontrolandcrashed(碰撞)intothebackofabus.4.Hefoundsomethingfloating(漂浮)onthelake,whichfrightenedhim.5.Unlike(不像)hisbrotherheistalkativeandhasasenseofhumour.6.Accustomedtotheclimate(气候)inthecountryside,theoldcoupleprefernottomovetothecity.7.Hehadexhausted(使精疲力尽)himselfcarryingalltheboxesupstairs.拓展单词用活[记全记牢]1.religionn．宗教；宗教信仰→religiousadj.宗教的2.theoryn．学说；理论→theoreticaladj.理论的；理论性的3.violentadj.猛烈的；激烈的；强暴的→violencen．暴力→violentlyadv.猛烈地4.harmfuladj.有害的→harmn．&v．伤害→harmlessadj.无害的5.existvi.存在；生存→existencen．存在；生存[用准用活]1.Theharmfulmaterialsbecameharmlesstotheenvironmentafterbeingdealtwith.(harm)2.Doyoubelievetheexistenceofghosts?Perhapstheyonlyexistinthemindsofsomepeople.(exist)3.Lastnightwehadadiscussion,whichbecamemoreandmoreviolent.Finallywereachedanagreementthatwewillneveruseviolencewhateverhappens.(violent)4.Therewasapuzzledlookonthelittlegirl'sfacebecauseapuzzling6.puzzlevt.&vi.(使)迷惑；(使)为难n．谜；难题→puzzledadj.迷惑不解的→puz...
