内容正文:
Unit 5 Look into Science 任务型阅读练习 A A scientist made an experiment. She divided people into three groups and asked them to walk to a village. The first group didn’t know the name of the village or how far the village is. They are made to follow the guide. Some people started to say they were unhappy to continue and show their dissatisfaction when they walked halfway. After then, most of them gave up walking on. The second group were told the name and the distance of the village. When they walked halfway, they still had the courage to keep on. However, while they were walking to three quarters of the way, some people were tired and bored. Not only had the third group gotten to know the name and the distance, but also there were some stones which showed how far they were from the village. They sang and talked along the way and finally got to the destination happily. From the experiment, we found that the first group had the hardest time in reaching the destination because they didn’t know where the village was. However, the third group reached the village easily because they had goals on the way. People are more likely to succeed when they have their goals on the way of achieving their dreams. 任务一:完成句子 1.The first group began to show their unhappiness _ when walking to the village. 任务二:简略回答问题 2.Which of the group was the most difficult of all to reach the village? _. 3.How did the second group feel when they were walking to three quarters of the way? _. 任务三:找出并写下全文的主题句 4._. 任务四:将文中画线句子译成汉语 5._. B Fire was discovered many thousands of years ago. The first time humans saw fire was probably when a tree was destroyed by lightning(闪电). Humans soon learned how to make fire. They probably made the first fire by rubbing (摩擦)two sticks together. Fire was very important to humans. They needed to keep warm at night. They used fire to cook food. They used fire to keep enemies and wild animals away. In some parts of the world fire was used to send messages. The Indians in America,