Fill in the gaps with the correct form of the word in brackets: Once there were four children whose names were Peter, Susan, Edmund and Lucy. This story happened to __________ (THEY) when they had to leave their home city, London, during the war. They __________ (SEND) to the house of an old Professor who lived in the country, ten miles from the nearest railway station. He __________ (NOT/HAVE) a wife and he lived in a very large house with a housekeeper. He himself was a very old man with white hair which grew over most of his face as well as on his head. The children liked him almost at once. Only Lucy, who was the __________ (YOUNG) of them, felt a little afraid of him. On their __________ (ONE) evening, after dinner, they said good night to the Professor and went upstairs. It was the largest house they had ever seen, so Peter suggested exploring it in the morning. When the next morning came, there was a steady rain falling. "I wish the weather __________ (BE) more cheerful!" said Edmund. "Stop complaining, Ed," said Susan. "I think the weather __________ (IMPROVE) soon." "We were going to explore the house," Peter reminded them. He __________ (EAT) a sandwich at the moment and was absolutely happy with the whole situation. Everyone nodded and at that point their amazing adventures __________ (BEGIN).