Possible Clues:

• Practise on vehicle
• About to grasp what listeners go through
• Practise 21 in rising Surrey town
• Prepare for performance
• Run through train
• Practise, seeing Shearer troubled before Newcastle's final
• It's about one of those carrying others who are late for practice
• Practice try again with forwards in sevens event
• Train seat a man is in, someone vacated?
• Run through (a play)