16. be was/were been ser,estar become became become convertir-se, esdevenir begin began begun començar bite bit bitten mossegar break broke broken trencar bring brought brought portar build built built construir burn burnt burnt cremar buy bought bought comprar catch caught caught agafar, enxampar choose chose chosen triar come came come venir cost cost cost costar cut cut cut tallar LET’S REVISE!
17. THAT’S ALL FOR TODAY! NICE. I THINK I’VE LEARNT THEM! BYE! ME TOO! BYE!