I know he failed his last test, but really he’s stupid.
A. something but
B. anything but
C. nothing but
D. not but
网友回答
A. something but
(答案→)B. anything but
C. nothing but
D. not but
解析：考查词组：句意：我知道他最近一次考试没通过，但他真的绝对不笨。anything but表达“决不”的意思， nothing but表达“只有，只是”的意思，与转折的语气不符合。A. something but和D．not but都不是固定短语。选B。