首页
登录
职称英语
Air quality in Britain has improved considerably in the last 30 years. Total
Air quality in Britain has improved considerably in the last 30 years. Total
游客
2023-12-18
52
管理
问题
Air quality in Britain has improved considerably
in the last 30 years. Total emissions of
smoke in the air have risen by over 85 per cent 【1】______
since 1950. The domestic smoking control 【2】______
program has been particularly important in achieving
this result. London and other major cities are no 【3】______
longer have the dense smoke-laden "smogs" of the
1950s, but in central London winter sunshine has 【4】______
increased about 70 per cent since 1958. 【5】______
Since 1990, daily air pollution data from the
British monitoring network has been made available 【6】______
to the public by the Department of the
Environment’s Air Quality Bulletins. These give the
concentrations of three main pollutants--ozone, nitrogen
dioxide and sulfur dioxide -- and grade air quality
on a scale between "very weak" and "very 【7】______
good". The information features in television and
radio weather reports, appears in many national and 【8】______
local newspapers. Therefore, the data are available 【9】______
on a special free telephone number and on videotext
systems.
A comprehensive review of the issue of urban
air quality was published in January 1992. Three
independent committees of which experts have been 【10】______
established to advise on different aspects of the problem,
and will set guidelines and targets for air quality.
The network is also being extended and up-
graded at a cost of £ 10 million. [br] 【M5】
选项
答案
在increased后加by。
解析
increase by表示“增加……”,后跟净增加的“数量”或“倍数”或“百分比数”,例如:Both the power generating capacity and supply increase by a factor of four.发电能力和供电量都增加了3倍。Against the American dollar Euro’s value increased by more than l5 percent.与美元相比,欧元的价值增加了15%以上。
转载请注明原文地址:https://tihaiku.com/zcyy/3284070.html
相关试题推荐
InBritain,thedayafterChristmasiscalled______A、EasterB、NewYear’sDayC、B
TheUnitedStateshasamajorracialproblemonitshands.True,Britainisf
TheUnitedStateshasamajorracialproblemonitshands.True,Britainisf
TheUnitedStateshasamajorracialproblemonitshands.True,Britainisf
Presentlymanystudentsarenotsatisfiedenoughwiththequalityofeducati
InBritaintherealpowerwasin______.A、theMonarchB、theHomeofLordsC、the
WhenGermanyinvadedPoland,BritainandFrancedeclaredwaronGermany.T
WhenGermanyinvadedPoland,BritainandFrancedeclaredwaronGermany.T
WhenGermanyinvadedPoland,BritainandFrancedeclaredwaronGermany.T
WhenGermanyinvadedPoland,BritainandFrancedeclaredwaronGermany.T
随机试题
Whydidn’tthemancallthewoman?[br][originaltext]Woman:Youdidn’tcallla
Verysoon,unimaginablypowerfultechnologieswillremakeourlives.Thisco
目前控制支气管哮喘急性发作的首选药物是A.B2受体激动剂 B.抗胆碱能药物
基底岩层稳固,由于岩土物料的性质、排土工艺及其他外界条件(如外载荷和雨水等)所导
土的强度实质上是土的抗剪强度,下列有关抗剪强度的叙述正确的是()。A.砂土
Thechangeinthatvillagewasmiraculou
考评者培训的内容:
与现货市场投机相比,期货市场投机的重要区别表现在()。A:有效缓解市场价格波动
一住店客人未付房钱即想离开旅馆去车站。旅馆服务员揪住他不让走,并打报警电话。客人
军团菌感染应首选A.氯霉素 B.青霉素 C.红霉素 D.链霉素 E.庆大
最新回复
(
0
)