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
24
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] (3)
选项
A、that
B、which
C、what
D、how
答案
C
解析
语法题。句意为,印度、法国和中国的小麦产量跟没有受到温度升高影响时的产量相比,各下降了几个百分点。所以此处应该填一个宾语从句的引导词,由于引导词在从句中充当表语,故排除不充当成分的that、充当定语的which和充当方式状语的how,所以选what。
转载请注明原文地址:https://tihaiku.com/zcyy/3172539.html
相关试题推荐
Alreadyoverwhelmedchildren’sservicesarefacingrisingdemandasbenefit
Alreadyoverwhelmedchildren’sservicesarefacingrisingdemandasbenefit
Alreadyoverwhelmedchildren’sservicesarefacingrisingdemandasbenefit
Alreadytheclassis______aboutwhoournewteacherwillbe.A、foreseeingB、spe
He’salready______severaloftheproposalsinhiseconomicplantoaccommodate
Thelessthesurfaceofthegroundyieldstotheweightofafully-loadedtruck,
Seariseasaresultofglobalwarmingwouldimmediatelythreatenthatlarge
Seariseasaresultofglobalwarmingwouldimmediatelythreatenthatlarge
Seariseasaresultofglobalwarmingwouldimmediatelythreatenthatlarge
Seariseasaresultofglobalwarmingwouldimmediatelythreatenthatlarge
随机试题
Lookingback,itwasnaivetoexpectWikipedia’sjoyridetolastforever.Si
Peopledonotanalyzeeveryproblemtheymeet.Sometimestheytrytoremembe
Question10isbasedonthefollowingtable.RESULTSOFACONTROLLEDSTUDYOFTH
下列哪种体裁主要用“变奏”手法创作而成()A.奏鸣曲 B.帕萨卡利亚舞曲
患儿,男,9个月,腹泻2天,大便为蛋花汤样带黏液,有霉臭味,无尿7小时,眼窝凹陷
如图所示,已知A物重力的大小P=20N,B物重力的大小Q=30N,滑轮C、D不计
柴胡与升麻均有的功效是A.升阳 B.疏肝 C.解毒 D.生津 E.透疹
基原鉴定的内容包括A.原植(动)物科名 B.植(动)物名 C.拉丁学名 D
环境保护税的征税范围不包括()。A.大气污染物 B.水污染物 C.动物
(2012年真题)甲、乙双方签订一份煤炭买卖合同,约定甲向乙购买煤炭1000
最新回复
(
0
)