–The weather is getting warmer. I hope the children won’t go onto the ice.
--I warned them .
A. not to
B. not
C. won’t
D. not go
网友回答
(答案→)A. not to
B. not
C. won’t
D. not go
解析：考查省略。warn sb not to do警告某人不要做……，补全为I warned them not to go onto the ice，选A。