 Complete the following phrase:  Ronaldo made his senior international debut for Portugal in 2003 at the age of 18 and has since earned over 170 caps, making him Portugals most-capped player. With more than 100 goals at international level, he is also the nations all-time top goalscorer. He has played in and scored at 11 major tournaments; he scored his first international goal at Euro 2004, where he helped Portugal reach the 