Scientific work is()from art by its necessary connection with the idea of progress.
A、dismissed
B、differentiated
C、excluded
D、prevented
【正确答案】:B
【题目解析】:本题考查动词辨析。dismiss v. 不予考虑,消除。differentiate:v. 区分,辨别。exclude v. 不包括,排除。prevent v. 防止。根据语境,科学工作和艺术是同类别词语,根据后面的by表示方式可以判断,B选项最符合题意。句意:科学工作和艺术的区别在于前者与进步的思想有必然联系。