学进去

One day, a sheep was drinking water __________ the river. A wolf came over to her. He wanted __________ the sheep very much. He said to her, “You made my water dirty. I can’t __________ it now.” The sheep said, “I’m far away __________ you. How can I make your water dirty?” The wolf had nothing to say. Then he had __________ idea. He said to the sheep, “Two years __________, you said something bad about me.” The sheep said, “No, I didn’t. I was not born (出生) back then." “Then it was your dad and your mum,” the wolf said. “So I must eat you up.” “My dad and mum __________ when I was born,” said the sheep. Then the wolf had __________ to say.