阅读下面短文, 在空白处填入一个适当的单词或括号内单词的正确形式。A few years ago, a little boy, no more than eight years old, went to the store himself. While he 【小题1】 (go) back home, he found a dirty dog following him. The dog was weak because it had 【小题2】 sore leg.
After he found the dog was 【小题3】 (bad) hurt, he let it follow him home. The little boy’s mother 【小题4】 (teach) him to be kind in the past. However, when the little boy asked his mother if he could let the dog come into the house, she hesitated(犹豫). “We have no room for it,” she said. The poor dog seemed 【小题5】 (understand) what she had said. It looked so sad! The little boy almost cried when he saw the dog’s big eyes looking up at him 【小题6】 (sad).
His mother was actually kind, too. She did not drive the poor hungry dog away, but let it stay in the yard. The little boy gave the dog some food and water. They also made it clean.
After a few days, the dog was 【小题7】 (good) than before with the help of the boy and his mother. It began to show how happy and 【小题8】 (thank) it was. Because of their 【小题9】 (kind), the dog finally found a home. The little boy and his mother did 【小题10】 they could to help the poor dog.