There must be with the machine.A. something wrong seriousB. something seriously wrongC.

问题补充：

There must be with the machine.

A. something wrong serious

B. something seriously wrong

C. something serious wrong

D. something wrong seriously

答案：

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。