Possible Clues:

• Favour daughter entering English and another language
• Support, as a candidate
• Just to confirm that that's the last of the last of the horse
• 'Approve of, back (7)'
• Advocate has degree in English Language?
• Some commend or seek support
• Express approval of new don in Irish Gaelic
• In other words, needs to tear round to validate
• Sign (cheque) on back
• Back possibly sore after the finish