阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。
A
Four Volunteer Abroad Programs
? Walking Tree Travel
This program offers voluntary projects in English teaching, the environment, community development, etc., in a lot of countries. It aims to inspire individuals to become global citizens and take an interest in the world around them. Therefore, it provides trips focusing on volunteer opportunities for high school students that actively engage travelers in global communities.
? Tanzania: Dance Program
On this project, you are invited to Arusha, Tanzania to develop dance workshops for local schools and orphanages. Dance is just one of the many amazing aspects of the primary education system and culture that you will learn about in Tanzania, and you’ll have a wonderful chance to volunteer with local children and learn about their culture and dances.
? St. Lucia Volunteer Program
Through this program, you’ll support children who are facing challenges in nutrition, healthcare, and education. In partnership with local schools and community organizations, you’ll provide maternal and infant (母婴) support, introduce childcare workshops to parents, help with early childhood education, teach health and hygiene (卫生) lessons, and many more.
? Volunteering Journeys
This program prides itself on personal attention and tailored experiences for all participants, as well as high-quality service and positions that actively engage scientists, doctors, teachers, and community leaders. Right now, Volunteering Journeys is offering many different opportunities to teen and high school travelers, including family volunteer holidays, summer volunteer programs, and teen-friendly positions on many different projects in Africa and Asia.
21. What is the main purpose of Walking Tree Travel?
A. To help to improve the environment.
B. To inspire senior high students to love teaching.
C. To encourage people to have an international view.
D. To advertise English teaching programs in some countries.
22. What is expected of applicants for St. Lucia Volunteer Program?
A. Being sensitive and generous. B. Showing outstanding leadership.
C. Having rich teaching experience. D. Having knowledge about healthcare.
23. Which program would you choose if you are interested in socializing with scientists and doctors?
A. Walking Tree Travel. B. Volunteering Journeys.
C. Tanzania: Dance Program. D. St. Lucia Volunteer Program.
