首页
登录
职称英语
Global warming is already cutting substantially into potential crop yields i
Global warming is already cutting substantially into potential crop yields i
游客
2023-11-09
17
管理
问题
Global warming is already cutting substantially into potential crop yields in some countries—to such an extent that it may be a factor in the food price (1)______ that have caused worldwide stress in recent years, researchers suggest in a new study.
Wheat yields in recent years were down by more than 10 percent in Russia and by a few percentage points (2)______ in India, France and China compared with(3)______ they probably would have been without rising(4)______, according to the study.
Corn yields were(5)______ a few percentage points in China, Brazil and France from what would have been (6)______, said the researchers, whose findings were published in Friday’s (7)______ of the journal Science.
Some countries saw small gains from the temperature increases, however. And in all countries, the(8)______ carbon dioxide that humans are (9)______ into the air acted as a (10)______ that encouraged plant growth,(11)______ some of the losses from rising temperatures caused by that same greenhouse gas.
(12)______, the study’s authors found that when the gains in some countries were weighed(13)______ the losses in other countries, the overall global(14)______ of climate change has been small so far: losses of a few percentage points for wheat and corn from what they would have been (15)______ climate change. The general impact on production of rice and soybeans was(16)______, with gains in some regions entirely counterbalancing losses in others.
(17)______ the authors of the study pointed out that temperature increases were expected to(18)______ in coming decades, making it likely that the challenges(19)______ food production will grow in a era when demand is expected to(20)_____ sharply. [br] (20)
选项
A、raise
B、decline
C、drop
D、rise
答案
D
解析
句意关系兼词汇辨析题。根据上下文和常理可知,未来几十年人类对粮食的需求会大幅度增加,所以选D项rise“提高,升高”。decline和drop均表示降低,和句意相反,故排除。raise为及物动词,不能用于此处,故也可排除。
转载请注明原文地址:https://tihaiku.com/zcyy/3172556.html
相关试题推荐
Alreadytheclassis______aboutwhoournewteacherwillbe.A、foreseeingB、spe
OilcompaniesintheUSarealreadybeginningtofeelthepressure.Refinerywor
Thelessthesurfaceofthegroundyieldstotheweightofafully-loadedtruck,
Seariseasaresultofglobalwarmingwouldimmediatelythreatenthatlarge
Seariseasaresultofglobalwarmingwouldimmediatelythreatenthatlarge
Seariseasaresultofglobalwarmingwouldimmediatelythreatenthatlarge
Seariseasaresultofglobalwarmingwouldimmediatelythreatenthatlarge
Seariseasaresultofglobalwarmingwouldimmediatelythreatenthatlarge
Seariseasaresultofglobalwarmingwouldimmediatelythreatenthatlarge
Seariseasaresultofglobalwarmingwouldimmediatelythreatenthatlarge
随机试题
MarkRothkoemigratedtotheUnitedStates______.[br]Rothko’sdistinctivesty
[originaltext]M:Goodevening,everybody.Nomophobiaisatermwecameacrossw
Nowadays,scientistsstillhavenotmadehugeprogressontheresearchofearthq
PartⅡReadingComprehension(SkimmingandScanning)Directions:Inthispart,y
工程网络图的绘制原则,错误的是()。A.单代号网络图的绘制比双代号网络图的绘制容
下列关于冰蓄冷空调系统的说法中,错误的是()。A.冰蓄冷空调系统比常规空调系
A.直线加速器 B.模拟定位器 C.X线治疗机 D.Co治疗机 E.放射
患者,男,13岁。以“水肿、少尿、肉眼血尿5天”为主诉入院,拟诊急性肾小球肾炎。
板蓝根具有的药理作用是A.强心B.抗惊厥C.保肝D.兴奋子宫平滑肌E.降压
李先生,45岁,因消化性溃疡住院手术,病区护士在实施入院护理时,不正确的措施是A
最新回复
(
0
)