Ronaldo was presented with a special jersey before kick-off by Juventus president Andrea Agnelli to mark his 700th career goal scored playing for Portugal during the week.
The hosts of the tournament had opened their campaign with a loss to Oman on Friday in Abu Dhabi.
The Briton is still in recovery after sustaining dreadful injuries in June when he hit a brick wall at high speed, fracturing ribs, a femur, and an elbow.
Under the new eligibility rules announced this week, transgender athletes are no longer required to be recognised by law in their new gender but only need to provide a "signed declaration" that they identify as female.
The Honda rider will be joined in the front row by Petronas Yamaha SRT riders Franco Morbidelli and hot rookie Fabio Quartararo.
World number 34 Shapovalov will face Filip Krajinovic for the title after the Serb saw off Spanish fifth seed Pablo Carreno-Busta 4-6, 6-3, 6-3.