_____ 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

中医学上，被称为人体"气机升降之枢纽"的两个脏是（）

A.肺、肾

B.心、肾

C.肝、肺

D.脾、肺

E.脾、胃