Berners-Lee the idea of the World Wide Web in 1989 while working in Switzerland.
A. caught up with
B. came up with
C. looked forward to
D. put off
网友回答
A. caught up with
(答案→)B. came up with
C. looked forward to
D. put off
解析：动词短语辨析。A追上；B想起；C期待；D推迟；句意：Berners-Lee1989年在瑞士工作的时候想去了一个World Wide Web的主意。根据句意说明B正确。