What is the subject-verb agreement here?

Post date: 2021-06-18 17:00:12
Views: 270
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:
Gates Foundation reviewing Jeffrey Epstein ties, will slash 20% of staff, WSJ reports
Alaska Air pulls forecast as Iran-linked fuel surge hits margins
Looking for a good microwave or microwave/air fryer combo
From: Season 4 (Full Season)
Movie: The Stranger
SpaceX says it can buy Cursor later this year for $60 billion or pay $10 billion for 'our work together'
CEO with over $3 trillion under management tells Gen-Z to think past ‘hobby investing’
Judge dismisses Kash Patel's defamation lawsuit over claim he frequented 'nightclubs'
Tim Cook turned Apple into a $4 trillion juggernaut by not trying to be Steve Jobs
Trump says 'I'll remember' companies that don’t seek tariff refunds