In Whom^x, Singular verbs^x

I would say:Everybody (who/whom/that) I know has gone away and I'll miss them.Everybody takes a singular verb but can be followed by a plural pronoun:Everybody has to take off his hat, or: Everybody has to take off their hats.CheersCB

Anonymous wrote: A Psychology professor at UC Berkeley said that dah-ta (like "dad") is the singular, while day-ta (like "today") is the plural. In other words, you would say "these day-ta", but "this dah-ta." I haven't heard this from any other source, and I've also heard another Psychology...

The question here concerns subject-verb agreement. Almost always the the verb agrees with the subject in number. We say "Homer rides into town" and "John and Homer ride into town." In the first sentence the 3rd person singular verb "rides" agrees with the singular subject "Homer," and in the...