B. A worker in the program.

　　C. A representative of the volunteer families.

　　(C)18. Which is NOT the requirement for a volunteer family?

　　A. Having a background check.

　　B. Receiving necessary training.

　　C. Having relevant experiences.

　　(A)19. What may be the purpose of the program?

　　A. To exchange cultural experiences.

　　B. To help foreign students learn English.

　　C. To expand the influence of American culture.

　　(B)20. How can one contact Stephanie for help?

　　A. By visiting her in person.

　　B. By giving her a call.

　　C. By sending her an email.

　　第二部分　阅读理解(共两节，满分40分)

　　第一节　(共15小题；每小题2分，满分30分)

　　阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。

　　A

　　Besides walking the red carpet and living the glamorous life, these celebrities, including Angelina Jolie, Lauren Conrad, Prince William and Kate Middleton and Matt Damon, are working hard to make the world a better place. Read up on their charities!

　　Angelina Jolie

　　It's safe to bet that the mother of six has headlined more humanitarian efforts than her acting credits. "I came into this business young and only worried about my own experiences, my own pain. And it was only when I began to travel and look at life beyond my home that I came up with an idea to start a worthwhile program，" she said when receiving the Humanitarian Award.

　　Lauren Conrad

　　After traveling to markets around the world, Lauren Conrad and her friend founded The Little Market, an organization that works with female artisans across the globe to "lessen poverty, empower communities, and create social justice". "We have been traveling all over the world to find local female craftsmen in the communities and sell their handmade products through our online store，" Lauren wrote on her blog.

　　Prince William and Kate Middleton

　　Instead of asking their wedding guests to buy them fine china or stock their wine collection, the couple requested that donations be made to the Royal Wedding Charitable Gift Fund. According to the Palace, approximately $1.7 million was raised through their generosity.

　　Matt Damon

Matt Damon and Gary White co－founded non－profit Water.org, an organization pioneering solutions to provide people across the world with access to safe water and sanitation(卫生设备)．"I hope to raise global consciousness about the importance of this challenge and the