Scientists predict that small changes might 见完整问题呢,
问题描述：
Scientists predict that small changes might 见完整问题呢,
Scientists predict that small changes might have a big impact,as the climate on Earth warms_______.
A.a degree by a degree B.degree from degree
C.a degree from a degree D.degree by degree
求真确答案呢.最好能说明一下理由.
答
D 理由如同day by day
这个应该是这样吧 应该不是特殊的==