Possible Clues:

• The guy has a right to try
• Pick up from being a little disheartened
• Perceive (sound)
• Listen to the man with car failing to start!
• Sense, in a way
• Act as judge in this case, so to speak
• Succeed in listening
• Tune in
• It's so agreeable to get the sound of this at the double
• Detect in a sense