任务三　信息还原
　　请认真阅读下面的短文，从短文后所给的六个选项中选出五个可以填入空白处的最佳选项。
　　In the early days of the American West, life was difficult. People lived on farms away from other families. They went into town once a week or once a month. 1________ On
their farms everyone had lots of work to do. There were some big jobs, and one of them was to build a house.
　　What did families do to build houses? They asked for help. 2________ Women cooked together when men worked on the building. For children, it was like a holiday. There were many children to play with. They enjoyed this form very much. Together these people built a house. At some other time the family with the new house would help their neighbours too. 3________
　　A work group is really cooperative. To cooperate means “to work together”. 4________ If many people can work together, it will become a small job for many workers.
　　Today, there isn't much cooperation. People don't work together very often. 5________ Why not work with other people? If you always work with others, it can be fun, and life can become easier too.
　　A. Then they saw their friends and neighbours there.
　　B. Building a house was difficult for many workers.
　　C. They helped each other for the good of everyone.
　　D. A big job can be easy because of working together.
　　E. And some people even don't know their neighbours.
　　F. They asked their friends and neighbours, and invited them to a work group for a few days.
　　1.________　　2.________　　3.________　　4.________　　5.________