for his mistake, the little boy could not but to his teacher that he was wrong.
A. Blaming; to admit
B. Blamed; admit
C. To blame; admitted
D. To be blamed; admitting
网友回答
A. Blaming; to admit
(答案→)B. Blamed; admit
C. To blame; admitted
D. To be blamed; admitting
解析：考查非谓语动词做状语和固定词组：第一空是非谓语做状语，the little boy和blame是被动关系，用过去分词做状语，第二空是词组：could not but do只好做…，句意：因为错误被责备，小男孩只好向老师承认错了。选B。