填空题 Directions : This section is to test your ability to comprehend short passages. You will hear a recorded passage. After that you will hear five questions. Both the passage and the questions will be read two times. When you hear a question,you should complete the answer with a word or a short phrase. The incomplete answer are printed in your test paper. You should write your answers on the Answer Sheet correspondingly. Now the passage will begin.

填空题 According to the passage, what were dogs trained for in the past? Dogs were trained for______in the past.

填空题 Why were dogs used for hunting? Because they always______.

填空题 What is the most important reason for people in the city to keep dogs now? People in the city keep dogs now for______.

填空题 When is a dog the old couples' child? A dog is the old couple' s child when______.

填空题 What is the main idea of this passage? The dog is a ______animal.