首页
登录
职称英语
Acid ran leads to fish mortality. Many species of fish cannot survive in aq
Acid ran leads to fish mortality. Many species of fish cannot survive in aq
游客
2025-04-26
44
管理
问题
Acid ran leads to fish mortality. Many species of fish cannot survive in aquatic environments there the pH is below 5.0. If the water is too acid, the gill .systems of many kinds of fish can be damaged. 【C1】______ , the acid alters the blood chemistry of all fish. As a result, the fish population in an acidic environment decreases 【C2】______ becomes extinct. Approximately 20 percent of the lakes in Scandinavia are without fish. Moreover, in Nova Scotia the 【C3】______ salmon industry may be threatened by the decrease of salmon in rivers and streams. The impact is also 【C4】______ in the waters of Ontario and Quebec, where fish populations are 【C5】______ the decline.
What potential remedies exist for the acid rain 【C6】______? The experts disagree. Some say new environmental laws should be 【C7】______ to control the emission of pollutants in the atmosphere. Some say that if we had known how serious acid rain was, we would have planned 【C8】______ to prevent it. 【C9】______, all agree that if the consumption of fossil fuel were reduced, we would have less of a problem. Another 【C10】______ is that special scrubbers could be installed in smokestacks to remove a good 【C11】______ of the pollutants before they get into the atmosphere. Other ideas even include breeding more 【C12】______ fish. And research suggests that spreading lime into lakes may be effective in 【C13】______ acidity. In conclusion, it is clear that if we truly want to reduce the impact of acid rain, a 【C14】______ of remedies and international cooperation must be explored. It is a sad fact that acid rain probably could have been avoided if we 【C15】______ what we know now. [br] 【C8】______
选项
A、faster
B、more
C、better
D、harder
答案
C
解析
此处的副词修饰planned,从句意看应该是“要是我们早知道酸雨的严重性,我们就会更好地做计划。”所以用better。faster表示动作的快慢;more表示数量的多少;harder表示困难程度。
转载请注明原文地址:https://tihaiku.com/zcyy/4054726.html
相关试题推荐
______Iloveyou,Icannotletyouanymoremoney.A、MuchasB、WhetherC、AlsoD、
Acidranleadstofishmortality.Manyspeciesoffishcannotsurviveinaq
Acidranleadstofishmortality.Manyspeciesoffishcannotsurviveinaq
Acidranleadstofishmortality.Manyspeciesoffishcannotsurviveinaq
Acidranleadstofishmortality.Manyspeciesoffishcannotsurviveinaq
Acidranleadstofishmortality.Manyspeciesoffishcannotsurviveinaq
Acidranleadstofishmortality.Manyspeciesoffishcannotsurviveinaq
Acidranleadstofishmortality.Manyspeciesoffishcannotsurviveinaq
Onecandidateisso______thatevenhisownsupporterscannotsaywhathestand
Coincidentwithconcernsabouttheacceleratinglossofspeciesandhabitats
随机试题
Youwillhearachairmandeliveringareportatanannualconferencewhichw
EarlyintheageofaffluencethatfollowedWorldWarⅡ,anAmericanretaili
AlthoughBeethovencouldsitdownandmakeupmusiceasily,hisreallygreat
[originaltext]AmericanIndiansgrewandsmokedtobaccobeforeColumbuscame
黄疸、胆囊和肝大多为A.胆总管结石继发胆管炎B.壶腹部肿瘤C.早期肝癌D.门静脉
单侧肾动脉狭窄如不能手术治疗,则首选下列哪种药物A.钙拮抗药 B.利尿剂
从业人员应履行反洗钱义务,拒绝洗钱,及时报告大额交易和可疑交易。
遗忘的进程通常是()。(2008-05、2009-11)A:先慢后快 B:先快
下列不属于原始凭证审核内容的是()。A.凭证是否有填制单位的公章和填制人员
慢性胃炎活动期判定根据是( )。A.胃黏膜糜烂 B.胃黏膜出血 C.胃黏膜
最新回复
(
0
)