Здравствуйте, помогите пожалуйста : Robert always ( to leave ) his keys in the hall but yesterday he ( can, cannot )see them anywhere. Robert didn`t ( to lock ) the door and ( to leave ) the house. He ( to meet )John in the street and ( to join ) him. He told John about the keys. John ( to laugh ) a lot and then he ( to shout ), "Look! Your keys are in your pocket."