首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
The Ozone Layer, found in the stratosphere between 10km and【M10】km above the ground, protects earth from the harmful effects of
The Ozone Layer, found in the stratosphere between 10km and【M10】km above the ground, protects earth from the harmful effects of
admin
2011-01-02
48
问题
The Ozone Layer, found in the stratosphere between 10km and【M10】km
above the ground, protects earth from the harmful effects of certain【M1】______
wavelength of ultra-violet (UV) light from the sun, specifically UV-B.【M2】______
Any significant decrease in ozone in the stratosphere would result from an【M3】______
increase of UV-B radiation reaching the earth surface.
Scientists warned for decades that increases in levels of UV-B【M4】______
radiation must cause the increase in skin cancers. 【M5】______
An Antarctic "ozone hole" was discovered in 1985. Since then,
scientists have observed ozone depletion in the middle and higher latitudes.
This year, the biggest ozone hole even recorded was observed over 【M6】______
Antarctica, expanding over the southern tip of South America. 【M7】______
To halt ozone depletion, countries committed themselves to ban the use【M8】______
and production of CFCs through implementation of the 1987 Montreal Protocol.
According to data received from the Cape Grimm Global Atmosphere
Monitoring Station locating in Australia, which measures worldwide CFCs【M9】______
in the lowest layer of the atmosphere, the most common CFCs, such as
like Freon used in refrigeration, have reached zero growth. 【M10】______
This means that these substances are not increasing in concentrations
on the earth’s surface. Less common CFCs have begun to decrease in the
last two years.
【M6】
选项
答案
even—改成ever
解析
这里意为“有记录以来”,而并非表示“甚至”。
转载请注明原文地址:https://kaotiyun.com/show/YWeO777K
0
专业英语八级
相关试题推荐
A、Peoplewhocanrecordthenexteclipse.B、Thedateofanupcomingsolareclipse.C、Howtorecordaneclipseforyourposterity
HenryFielding,thefamousnovelistwhowasalsoaLondonmagistrate,oncemadeanightraidto【M1】_
Bunyan’smostimportantworkis______,writtenintheold-fashioned,medievalformofallegoryanddream.
Thetraditionalpatternofclassroomexperienceatthecollegelevelbringstheprofessorandagroupof20to30studentstoget
Thetraditionalpatternofclassroomexperienceatthecollegelevelbringstheprofessorandagroupof20to30studentstoget
Thecomingoftherailwaysinthe1830stransformedsocietyandeconomiclifebyproviding,forthefirsttime,masstransportf
Betweenabout1920to1930,newartisticmove-【M1】________.mentsinEuropeanartweremakingthemselvesf
Linguisticsuse_______torefertotheabstractlinguisticsystemsharedbythemembersofaspeechcommunity.
InBritain,popularnewspapersarealsocalled_____.
Conversationalistswill,asarule,berelaxedandnotworrying【1】______abouttheimpressiontheyarecreating—unlikethelec
随机试题
在2009年3月5日开幕的十一届全国人大二次会议上,国务院总理温家宝在政府工作报告中指出,中国目前拥有位居世界第一的()万亿美元外汇储备规模,其增减动向,举世关注。
酮体是脂肪酸在肝脏氧化分解时的正常中间代谢产物,它包括()(1999年)
SPA与免疫球蛋白有较强亲和力的部位是
平衡功能评定的禁忌证是
言脏腑之阴阳,脾为()
诊断阴虚内热型内伤发热,最有意义的是
()安装缝宽度大于倒滤层材料粒径时,接缝或倒滤井应采取防漏措施,宜在临水面采用加大倒滤材料粒径或加混凝土插板,在临砂面采用透水材料临时间隔。
继续犯:又称持续犯,指犯罪行为与该行为引起的不法状态在一定时间内处于继续状态的犯罪。 根据上述定义,下列行为属于继续犯的是()。
在下列设备中,利用超声波工作的是()。
中国共产党领导的多党合作和政治协商制度是我国的一项基本政治制度,是中国特色社会主义政党制度。中国社会主义政党制度的特点是
最新回复
(
0
)