article_snippet: Cristiano Ronaldo was put through Cristiano Ronaldo paces during a Portugal training session as them prepare to face Serbia in a crunch Euro 2016 qualifier on Sunday.
article_snippet: Despite the importance of the tie, with Denmark currently sitting top of Group I with seven points, Cristiano Ronaldo and Cristiano Ronaldo team-mates seemed in good spirits.
article_snippet: Cristiano Ronaldo was put through his paces by manager Fernando Santos during Portugal training .
article_snippet: Cristiano Ronaldo (left) smiles with Portugal team-mates including Real Madrid defender Pepe (middle)
article_snippet: The 30-year-old seemed in high spirits during training despite the importance of Sunday's clash with Serbia .
article_snippet: Cristiano Ronaldo takes a break from training with Fabio Coentrao (centre)
highlights_snippet: Cristiano Ronaldo back in action for Portugal ahead of Euro 2016 qualifier .
  
highlights_snippet: Cristiano Ronaldo pranks Portugal team-mate Ricardo Quaresma .