C. She didn't know it herself.

　听第10段材料,回答第18至20题。

18. How long should the participants(参与者) in Big Brother stay inside?

A. 24 days. B. 100 days. C. 124 days.

19. Who will be the winner of Survivor?

A. The one who is left at last. B. The one who can find their own food.

　C. The one who wins one million dollars.

20. What is the purpose of the passage?

A. To introduce Survivor. B. To introduce Big Brother. C. To introduce reality shows.

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，从每题所给的四个选项（A、B、C和D）中，选出最佳选项。

第一节(共15小题; 每小题2分，共30分)

　　请阅读下列短文，从每题所给的四个选项(A、B、C和D)中，选出最佳选项，并在答题卡上将该选项的标号涂黑。

　　SongKran - Thailand

　　Dates: 13 th -15th, April

　　In Thailand, people celebrate a festival called Songkran, when people head out to the streets with water guns to spray (喷洒）everyone who walks past. It's a very important traditional celebration in the country.

　　Naghol - Vanuatu

　　Dates: Every Saturday from April to May

Every year, villagers come together to celebrate the harvest of yams (甘薯），an important part in the people's diet in Vanuatu. The festival is most famous for its "land diving (潜水） ceremony". During the ceremony men and boys dive to the ground from high