There is an obvious between children spending too much time playing puter games and their bad grades at school.
A. possibility
B. connection
C. chance
D. cause
网友回答
A. possibility
(答案→)B. connection
C. chance
D. cause
解析：句意：在孩子花费时间玩游戏与他们在学校的成绩差有非常明显的联系。possibility可能性； connection联系； chance机会； cause原因，事业。根据句意故选B。