singular or plural ?

They are all singular, although nowadays they are often treated as plural, e.g., Everyone has their foibles.

somebody ,everybody ,anybody, and nobody all of these words are plural......

ohhh ok thanks

how to pronounciate "th"? I always pronounciate this word wrong. thank you very much.

Everybody knows me, I'm sure.
If anybody knows me, please call me.
If nobody calls, then no one knows me.
If someone calls, then somebody knows me.

They are all singular. You can check in the dictionary!

http://dictionary.reference.com/browse/somebody?s=t

Aspara GusThey are all singular, although nowadays they are often treated as plural, e.g., Everybody has their foibles.

The subject is still singular, not plural. The plural pronoun, their, is used to avoid awkward gender choices in the singular. (Our society is attempting to become gender neutral.)
"their " is a replacement for his /her.

AlpheccaStarsThe subject is still singular, not plural. The plural pronoun, their, is used to avoid awkward gender choices in the singular. (Our society is attempting to become gender neutral.)
"their " is a replacement for his /her.

At the risk of sounding bitter and pedantic, I don't accept this change, however old and accepted it may be. I consider it a

thanks so much

Aspara GusI don't accept this change, however old and accepted it may be [...] I consider it a stain on the English language.

Methinks thou speakest aright. Prithee, gentles, forsake these foolish ways. Remove these blots from the escutcheon of our fair tungge.

fivejedjonMethinks thou speakest aright. Prithee, gentles, forsake these foolish ways. Remove these blots from the escutcheon of our fair tungge.

Now that was entertaining.