Unit4Globalwarming_精品文档

1、unit 4 global warmingunit4globalwarmingi.phrases.globalwarming全球气候变暖2.asupplyof/suppliesof大量的3.dependon依靠4.humanactivity人类活动5.anaturalphenomenon自然现象6.betrappedin.被困在7.aquantityof/quantitiesof+n.大量的8.resultin导致.resultfrom原因是.9.asaresult=inconsequence因此asaresultof=inconsequenceof由于的缘故0.buildup逐渐建立1.ke

2、epon保持2.makeadifference有影响；有关系makenodifference对没有影响；不重要3.putupwith忍受4.as/solongas只要5.andsoon等等6.glanceat很快地看一眼.7.onthewhole大体上8.compareto./compare.with与相比9.comeabout发生comeacross偶遇;穿过comeback回来comedown降下;减低comein进来;到达comeout出来;出版comeup上来;被提出讨论;发芽comeupwith追上;赶上cometo结果达到;苏醒20.heatup受热21.upto多达;比得上22.

3、intheyearsahead今后一些年里23.carryout执行24.decreaseby下降了decreaseto（从）下降到25.greenhouseeffect温室效应ii.sentences.thatprobablydoesntsoundverymuchtoyouortomebutitisarapidincreasecomparedtomostnaturalchanges.这对你我来说很可能是无所谓的，但是跟多数自然变化相比较而言，这却是一种快速的增长。2.thereisnodoubtthattheearthisbecomingwarmerbutthereisfiercedebat

4、eoverwhetheritishumanactivitythathascausedthisglobalwarmingorwhetheritisjustanaturalphenomenon.毋庸质疑的是地球正在变暖,但关于它变暖的原因是由于人类活动所致还是一种自然现象还存在激烈的争论。3.withoutthe“greenhouseeffect”,theearthwouldbeaboutthirty-threedegreescelsiuscoolerthanitis.如果没有这种“温室效应”，地球的温度将比现在的温度还要低33摄氏度左右。4.somepeoplethinkfutureglobalwarmingwouldcausethesealeveltorisebyseveralmeters;otherspredictseverestorms,droughts,famines,thespreadofdiseases,andthedestructionofspecies.有人认为全球变暖会导致海平面上升好几米;也有人预言会出现严重的风暴、干旱、饥荒、疫病和物种的灭绝5.itisthegreenhouseeffectthatgivestheearthssurfacetheaveragetemperatureof15.温室效应使得地球表面的平均气温达到了15.6.