Mister Lloyd - STOP, GRAMMAR TIME! COLLECTIVE NOUNS can be singular or plural depending on the sense of the sentence. In the first example below, the pack is considered as one unit.
How can we identify the singular or plural form of a noun in “the pair of shoes” and “shoes”? - Quora
How can we identify the singular or plural form of a noun in “the pair of shoes” and “shoes”? - Quora
![Using the English phrase 'a pair of…..' in it's singular and plural form (English Grammar Lesson) - YouTube Using the English phrase 'a pair of…..' in it's singular and plural form (English Grammar Lesson) - YouTube](https://i.ytimg.com/vi/zQ4yJiIw5GI/maxresdefault.jpg)