There must be with the machine.
A. something wrong serious
B. something seriously wrong
C. something serious wrong
D. something wrong seriously
网友回答
A. something wrong serious
(答案→)B. something seriously wrong
C. something serious wrong
D. something wrong seriously
解析：当adj修饰something.anything. nothing等不定代词时，应放在不定代词之后。故选B。