Here are the best answers for each gap in the exercise:

1. **B. solutions** - Community service is the work you do for the problems of the community.
2. **C. benefits** - I’m a member of a organization that helps street children.
3. **D. programme** - I’m sure that the project will make a big difference.
4. **C. do** - It is a non-profit organization that provides the environment.
5. **B. protects** - My classmates and I have collected books and old clothes for street children.
6. **A. used** - There are many activities that individuals or organizations do to benefit the community.
7. **A. do** - The young people love doing volunteer tasks in the countryside.
8. **B. job** - My brother sometimes works blood at a local hospital.
9. **C. provides** - Traditional volunteer activities include providing money for people in need.
10. **A. raising** - She loves making postcards and selling them in the market.
11. **A. having** - Choose the word which best fits each gap.

For the additional phrase:

1. **A. having** - Breakfast is the most important meal of the day. It provides the nutrients your body needs for energy.

Let me know if you need further assistance!