题目内容：

In many countries,1. is not unusual for families of different backgrounds to live together in the shared space.2., in the United States, this idea may still be considered odd.

But this type of housing,3.(call) co-housing, is gaining4.(popular) in the United States, too. Co-housing complexes are popping up across the country. For many people, this way of life is a relief to the busy modern lifestyle. A co-housing community has5.(private) owned houses and shared land. There is often a “common house” with a kitchen and dining room, meeting room, and maybe a workshop of library or music room. About 25 co-housing communities6.(build) in recent years, and 150 more are planned.

A co-housing complex is a place 7. residents shop, cook, and eat together. Residents of a co-housing complex like its sense of shared community. Children have other kids to play8., 9. many families like. Other residents like the feeling of living in a “ village”. Residents also say that they can live in co-housing for10.money than they would pay for nearby apartments.