阅读理解。 Mr. Black was a policeman. He was a kind person. He liked to have a walk in the park after breakfast. It was very cold on a winter morning. Mr. Black was walking along the street when he heard a cry for help. He turned around but could see nobody. He stopped and looked here and there. At the moment, a boy ran up to him. The boy was in such a hurry and he couldn't say a word except pointing towards the river. Mr. Black ran to the river as soon as possible. Both of them ran along the river and saw a girl in the water. She was holding a piece of wood. It was carrying her away. It was too dangerous. Without a word, Mr. Black took off his clothes as quickly as he could, and jumped into the river. He swam to the girl and took her back near the bank and lifted the girl up, and then the boy helped pull her out of the water. Then they stopped a car and took the girl to the hospital. At last the girl's life was saved, and she thanked them very much. 1. What do you think of Mr. Black? A.Mr. Black is a kind man. B.Mr. Black is a good policeman. C.Mr. Black liked to have a walk. 2. When did Mr. Black find the girl? A.As soon as he heard the cry for help. B.When the boy ran to him. C.When they ran along the river. 3. Why didn’t the boy say a word? A.He was too worried. B.He was too excited C.He was too sad 4. How was Mr. Black when he came back to the bank. A.His clothes were all wet. B.He felt very cold. C.He was angry. 5. According to the passage, which is right? A.The girl thanked Mr. Black and the boy. B.The boy was the girl’s brother. C.Only the boy sent the girl to the hospital.