A. prevent the sun's rays from reaching the earth's surface B. mean a warming up in the Arctic C. account for great changes in the climate D. raise the temperature of the E. arth's surface 相关知识点: 试题来源: 解析 解析:选D。文章第一段讲到二氧化碳在大气中就像温室的玻璃顶一样吸收...
WASHINGTON (AP) - The annual peak of global heat-trapping carbon dioxide in the air has reached another dangerous milestone: 50% higher than when the industrial age began. And the average rate of increase is faster than ever, scientists reported Monday. The National Oceanic and Atmospheric Admin...
The amount of carbon dioxide in the atmosphere is ___ compared to oxygen. A. much mo
The increase of carbon dioxide in the atmosphere can ___ the growth environment of plants. A. affect B. help C. stop D. keep 相关知识点: 试题来源: 解析 A。“increase”是增加,“carbon dioxide”是二氧化碳,“atmosphere”是大气。“affect”影响;“help”帮助;“stop”停止;“keep”保持。二氧化...
The amount of carbon dioxide in the atmosphere has reached a new high in recent years. Which activity can contribute the least to this? A. Driving electric cars B. Burning forests C. Factory emissions D. Using gas - powered stoves 相关知识点: ...
解析 4.B句意:大气中二氧化碳过多会导致海平面上升。fall“下降”;rise“上升",为不及物动词;raise“提高”,为及物动词;pollute“污染”。分析句意可知选B 结果一 题目 () 5. Too much carbon dioxide in the atmosphere will cause the sea level toA. fallB. riseC. raiseD. pollute 答案 B相关推荐 ...
解析 D 见第二段"In the atmosphere,carbon dioxide acts rather like a one-way mirror-the glass in the roof of a greenhouse which allows the sun’s rays to enter but prevents the heat from escaping.” 文章很明确地告诉我们二氧化碳所导致的结果。
The amount of carbon dioxide inthe atmosphere has risen by more than 30% inthe last 250 years with half of this increaseoccurring since 1960.在过去的250年里,大气中的二氧化碳含量已经增加了30%以上,而其中的一半是在1960年以后增加的。【要点提炼】句中出现了with复合结构:with+宾语(half of this ...
Reducing levels of carbon dioxide in the atmosphere is of ___ importance.( )A.criticalB. currentC. corruptD. criminal 相关知识点: 试题来源: 解析 考查形容词词义辨析.critical批评的; 批判性的;极重要的; 关键的; 至关紧要的;current当前的;现在的;通用的;流通的;corrupt贪污的;受贿的;腐败的;crimi...
【题目】Reducing levels of carbon dioxide in the atmosphere is of __ importance.A. criticalB. currentC. corruptD. criminal 相关知识点: 试题来源: 解析 【解析】考查形容词词义辨析。critical批评的批判性的;极重要的;关键的;至关紧要的;current当前的;现在的;通用的;流通的;corrupt贪污的;受贿的;腐败...