In Verbs^x, Marriage^x, Gerunds^x

Grammar Geek wrote: Perhaps we pair them in our brains, but not often enough in our writing that they would qualify for the singular verb, the way we do "fish and chips" or "love and marriage" or the other examples you gave earlier. Hmm...but isn't 'gerund AND gerund=singular' anyway?

Dear Members, I would be grateful if you could solve my query. 1) ( Being a vegetarion..) means (I am a vegetarion ... ) 2) ( Being a Doctor has its ups and Downs) means (I am Doctor...) 3) I apologize for not being able to attend the marriage means (I am not able to) 4) Would you mind being...