Possible Clues:

• Emphatic acceptance
• 'Where -- sign?'
• 'How -- love thee ...'
• '___ really have to keep explaining this to you?'
• "___ even want to know?"
• Question before 'And how!'
• '-- have to spell it out?'
• '___ dare to eat a peach?': Eliot
• ''--- have to?''
• "___ make myself clear?"