题目内容：

K burst into tears_because his teacher punished him in front of the whole class
问题里写不下了,选项在这里
A.on the side B.on the spot
C.on any account D.on the mark

优质解答

选第2个.当场暴哭.burst in to tears是突然哭起来.on the spot当场.由于他的老师惩罚他他当场暴哭.