Put the phrases in the correct group.

• Группы
  • Expressing agreement
  • Inviting speculation
  • Speculating
  • Expressing disagreement
• Варианты
  • That can’t be right!
  • Well, it could \(mean\)...
  • I doubt that \(very much\).
  • Do you have any idea what...
  • Do you really think so?
  • Surely not!
  • You must be joking!
  • I think \(it means\)...
  • I can’t say for sure, but
    it might...
  • You could/might be right.
  • That’s a thought.
  • What do you think ... \(this means, etc\.\)?