阅读下面短文，从所给单词中选出适当单词，并用其正确的语言形式填在标有题号的空白处，使语意通顺完整。(每空一词，每个单词只能使用一次)

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One day, when Bill was       home from school, he heard a noise from the bushes（灌木）.He went over to see      it was. Behind a bush, he   a black dog. Bill went back home as soon as he      with the dog and showed her to his parents. Bill's dad found that the dog had a broken leg,       they brought the dog to a doctor for animals by car. On the       Bill's parents decided that Bill could keep the dog    they couldn't find the owner.
When they arrived, the doctor checked the dog. He told Bill that it     going to have babies! The next day, Bill      up signs（牌子）like “FOUND DOG BLACK” around his neighborhood. He      wrote his family's phone number       the signs.
Two days      , Bill got a call      the owner of the dog. The owner thanked Bill. When he came to pick up his dog, he said Bill could have     of the babies. Bill was very happy! Finally Bill got a baby dog from the owner. He      him Rosco and liked him very much.