前文中提到,原词重现和词形变化,都可以靠眼神儿好完成定位,然而,如果题目中给出的是vegetables,文章中给出的是cucumber与tomato,题目中给出的是:AI brought together separate research areas. 文章中给出的是:AI has encompassed such previously disparate fields as operations research, cybernetics, logic and computer science.