Ⅰ. 根据句意和首字母提示,用本单元所学单词填空。
1. Every month, the volunteers go to a small village to give away books. They hope their small efforts can make a d to the lives of the people there.
2. Every weekend, the city's biggest s welcomes many sports lovers to run or play balls.
3. To help the e in the community, the volunteers do a lot of work like cleaning up their houses.
4. In the busy travel months, every v to the city can get a free map with places of interest.
5. On holidays, a volunteer group will p free guide services to help people travel around the city.
6. Our community o has fun games for kids on weekends. They can make kids really happy in our neighbourhood.

Ⅰ.1. difference 2. stadium 3. elderly 4. visitor 5. provide
6. organization