The house… (to build) by my grandfather.They …..(todrive) to the airport by their friends. I know these pictures ….(to collect) by a famous actor.“Mona Lisa” ….(to painted) by Leonardo da Vinci. My sister ….(to help) to do her homework.This actress ….(to award) a prize on the film festival. Mickey Mouse …(to create) by Walt Disney.The key….(to take) and the door…..(to open