After a second thought Bill a better idea of how to solve the problem.A. put up withB. c

问题补充：

After a second thought, Bill a better idea of how to solve the problem.

A. put up with

B. came up with

C. kept up with

D. mixed up with

答案：

A. put up with

(答案→)B. came up with

C. kept up with

D. mixed up with

解析：考查词组：A. put up with容忍，B. came up with提出，C. kept up with跟上，D. mixed up with和…混淆，句意：再一想，比尔想出一个更好的解决问题的办法。选B。