What is the subject-verb agreement here?

Post date: 2021-06-18 17:00:12
Views: 240
I want to know the grammatical reasoning behind this: a) Each cat has a collar b) Each cat must have a collar Why does adding must change the subject-verb agreement? This is next to impossible to google an answer for as I'm not sure what grammatical rule/exception I'm looking for, and it is slowly driving me mad not knowing why.
Number of Comments
Please click Here to read the full story.
 
Other Top and Latest Questions:
Trump vows Iran will be 'living in Hell' by Tuesday if Strait of Hormuz deadline missed
Homebuyer mortgage demand drops annually for the first time in over a year, as war fuels uncertainty
Tell me about barre classes
Delta, Southwest raise checked bag fees $10 amid jet fuel price surge, joining other carriers
Australians charged with war crimes?
Trump threatens tariffs of 50% on countries 'supplying military weapons to Iran'
Queer for Fear: The History of Queer Horror: Queer for Fear: The History of Queer Horror
Monarch: Legacy of Monsters: Requiem
Book: Shadows of Self (Mistborn #5, Wax & Wayne #2)
Ray Dalio: Trump-Xi meeting to focus on trade, capital flows