What is the subject-verb agreement here?

Post date: 2021-06-18 17:00:12
Views: 176
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:
World's largest sovereign wealth fund's bets on Big Tech and banking drive gains
Trump administration faces first big tariff refund court deadline on Friday
Pakistan bombs targets in Afghan cities, minister calls it 'open war'
Pain from sleeping on fractured humerus post-ORIF after new...mattress?
Robust Search within recovered data
Movie: 28 Weeks Later
A Knight of the Seven Kingdoms: The Hedge Knight: The Morrow Show Only
Apple appears to be sitting out the AI arms race. Will the strategy work?
Trump angering MAHA with glyphosate order gives Democrats an opening
Trump said tariffs could someday 'substantially replace' income taxes. What policy experts say