如何理解剑桥英语语法中这句话:
Verbs which have the same form as other word classes are recognized as verbs by their syntactic functioning in context
书中给出了下列例子:
What sort of camera have you got?(sort为名词)
Can you sort the patotoes into large and small ones?(sort为动词)
请问这个 recognized as verbs应当如何理解?