___ has changed a lot .用something还是everthing

___ has changed a lot .用something还是everthing
___ has changed a lot .用something还是everthing

___ has changed a lot .用something还是everthing
这个句子应该看语境,也就是上下文,才能决定答案.从语法上看,两个都对.一般应该用everthing,表示所有的都变了,变化之大.