阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳答案。
A
As a high school student, you might be wondering what you can do now to help change the world and better your community. Fortunately, plenty of volunteer opportunities are available to help you do those things.
Habitat for Humanity
Related majors: Architecture, Construction Management and Technology
Habitat for Humanity helps low- income individuals and families build or improve their homes. Volunteering here will give you a great insight into how large- scale projects are organized and carried out. Plus, you’ll learn real-life home repair skills that can be useful later in life regardless of your career path.
The Humane (人道的) Society of the United States
Related majors: Animal Science, Biology
The Humane Society of the United States aims to create a human e and sustainable world for all animals. As a volunteer, you could walk dogs and do the cleaning at a shelter, or even help out at one of its clinics.
National Park Service
Related majors: Environmental Science and Studies, Ecology
If you love nature and want to help preserve the environment, consider volunteering with the National Park Service. Whether you’re working in the visitor center or monitoring wildlife in the area, you’ll learn a lot about the preservation of nature.
Goodwill Industries International
Related majors: Social Work, Counseling (咨询)
Volunteering with Goodwill Industries International is a great way to make a difference. This organization is devoted to providing employment, education, and skill- building opportunities for people around the world. Asa volunteer, you can help people build skills, get jobs, and strengthen their finances, which can give you an inside look into how these types of social services function and succeed.
21．Which organization will you join if you are an animal lover?
A．The Humane Society of the United States. B．National Park Service.
C．Goodwill Industries International. D．Habitat for Humanity.
22．What is special about the National Park Service?
A．It brings students close to nature and its preservation.
B．It allows students to improve building skills.
C．It helps students contact with more visitors.
D．It suits students majoring in Biology and Ecology.
23．What can you obtain in both Habitat for Humanity and Goodwill Industries International?
A．Home repair skills. B．Experience with large projects.
C．A chance to work with people in need. D．An inside look into the donation system.
