Scientists don’t think that a warm winter always has a negative influence on our life, ?
A. don’t they
B. do they
C. hasn’t it
D. has it
网友回答
A. don’t they
(答案→)B. do they
C. hasn’t it
D. has it
解析：考查宾语从句中的反义疑问句。在以“主语+think”的宾语从句中，否定通常前置且反义疑问句通常是第一人称看后面的宾语从句，而第二、三人称看前面的主句，这儿看的是scientists,故用they,句意上为否定，选B。