0
Anonymous Posted 10 years ago
Grammar

Is of optional?

Is of optional?
I have a pretty good idea (of) who's going to win.

Thanks
  

Top answer

Yes

— Clive

  • Yes
Free · every Monday

Get the Weekly English Kit 📬

New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.

1 Answers

Related Questions