Those skeptical of the extent of global warming argue that short-term temperature data are an inadequate means of predicting long-term trends and point out that the scientific community remains divided over whether significant warming will occur and what impact it would have.
语法 Sentence Correction-3785
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IAMBACK 2016-06-14 17:14:12
前一句是客观的说是否会出现，后面是说如果出现了会有什么影响是虚拟语气。其实应该是： divide over whether significant warming will occur and what impact it would have if it did occur.
zs刷刷刷 2015-05-23 12:12:34
divide over: if people divide over sth or if sth divides them, it causes strong disagreement between them. Those skeptical...argue that....data are ..means of .....and point out that.....community divided over whether.... and what.... if 条件从句的谓语动词用虚拟语气，主句谓语动词也用虚拟语气
YYCan 2016-05-29 18:16:53
前一句是客观的说是否会出现，后面是说如果出现了会有什么影响是虚拟语气
Seech 2017-01-09 01:39:14
从句配从句平行
ChessyG 2016-12-03 05:44:36
首先，观点分为两种，并非替代而是并列关系，所以用and比较合适；前一句是客观的说是否会出现，后面是说如果出现了会有什么影响是虚拟语气。其实应该是： divide over whether significant warming will occur and what impact it would have if it did occur.
Mia11 2016-07-15 13:08:18
it would have 是虚拟语气
瑞雪兆丰年 2016-07-13 20:02:07
虚拟语气would+动词原形have，表对将来的假想，it指代significant warming。
Chloefxy 2016-06-18 15:06:23
虚拟语气
Categreen 2016-05-04 13:54:51
decide over，固配 it would have
FreyaDoubles 2016-04-17 17:24:59
remain divided over whether...and what... (and前后是两个句子并列，优于一个句子一个名词并列，因为这样更对称呀)
hoper 2016-03-28 17:41:47
IF引导的条件状语从句，if表“如果”而不表让步的情况下，是直接用动词原形，不需要情态动词
