Problem:OPTIONS:
- Five.
- Six.
- Seven.
- Eight.

Read the following article and answer the question. Article: Washington, D.C. is home to famous buildings, memorials and museums that visitors love. But it is also home to a large and beautiful green space. There are many _ in the city. Today, we take you to the United States National Arboretum, an active center for both scientific research and public education. Many people who come to Washington are astonished when they first visit the National Arboretum. The Arboretum is only a short drive from the center of the city. However, visitors often feel like they are remote from the busy American capital. The Arboretum covers one hundred eighty hectares of green space in the northeast part of Washington. The area is famous for its beautiful flowers, tall trees and other plants. About nine thousand different kinds of plants grow there. The National Arboretum was established by an act of Congress in 1927. Today, the United States Department of Agriculture's Agricultural Research Service operates the Arboretum. The goal of the Arboretum is to carry out studies and provide education in an effort to improve the environment. The goal includes protecting trees, flowers and other plants and showing them to the public. The National Arboretum is a popular stop for visitors to Washington. It is open every day of the year except December twenty-fifth, the Christmas holiday. Money is not necessary to visit the Arboretum. As many as six hundred thousand people visit the Arboretum's grounds each year. Hundreds of thousands of people also visit with the help of computers. They use the Arboretum's Internet web site to learn about current research programmes and how to care for plants. Director Thomas Elias says Arboretum officials would like to see even more visitors. He says they believe that many people do not know it exists. Part of the problem might result from the fact that the Arboretum is about five kilometers from the closest train station. Many famous places in Washington are a short walk from Metrorail, the local train system. The Arboretum is easy to reach by automobile or bus,... Question: How many ways are there for visitors to choose if they visit the Arboretum? Answer:
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A: Five.

Problem:OPTIONS:
- It pushes people to meet their friends more often offline.
- It encourages people to pay more attention to those around them.
- It enables users to understand accurately what others are talking about online.
- It allows people to keep in touch with their friends who live far away more easily.

Read the following article and answer the question. Article: Social media is one of the fastest-growing industries in today's world. A study conducted by the US think tank Pew Research Center showed that 92 percent of teenagers go online daily. The wide spread of social media has changed nearly all parts of teenagers' lives. Changing relationships High school student Elly Cooper from Illinois said social media often reduces face-to-face communication. "It makes in-person relationships harder because people give attention to their phones instead of their boyfriends or girlfriends," Cooper said. There's also a greater possibility of things getting lost in translation over social media. "If half of your relationship is over social media, you don't really know how the other person is reacting," Sienna Schulte, a junior student from Illinois, said. Yet, some people believe social media has made it easier to start relationships with anyone from anywhere. Beth Kaplan from Illinois met her long-distance friend through social media. He currently lives in Scotland, but they're still able to frequently communicate with one another. "I can feel close to someone that I'm talking to via FaceTime," Kaplan said. Wanting to be "liked" The rise of social media has changed the way teenagers see themselves. The 19-year-old Essena O'Neill announced on the social networking service Instagram that she was quitting social media because it made her obsessed with appearing perfect online. Negative comments also can do great damage to a teenager's self-esteem . In particular, anonymous social media apps such as Yik Yak may provide opportunities for cyber bullying . The app allows users within 5 miles (8 km) to create and add comments to everything. Teenagers who get negative comments on these sites can't help but feel hurt. Opening new doors However, Armin Korsos, a student from Illinois, takes advantage of the comments he receives over social media to improve his videos on the social networking site Youtube. "Social media can help people show themselves and their talents to the world... Question: How does social media change relationships, according to the article? Answer:
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A: It allows people to keep in touch with their friends who live far away more easily.

Problem:OPTIONS:
- To encourage people to raise questions .
- To cause difficulty in understanding .
- to provide a person with an explanation .
- To limit people's imagination .

Read the following article and answer the question. Article: Tales From Animal Hospital David Grant David Grant has become a familiar face to millions of fans of Animal Hospital . Here Dr Grant tells us the very best of his personal stories about the animals he has treated ,including familiar patients such as the dogs Snowy and Duchess , the delightful cat Marigold Serendipity Diamond . He also takes the reader behind the scenes at Harmsworth Memorial Animal Hospital as he describes his day , from ordinary medical check-ups to surgery . Tales From Animal Hospital will delight all fans of the program and anyone who has a lively interest in their pet ,whether it be cat , dog or snake I ! $ 14.99 Hardback 272 pp Simon Schuster ISBN 0751304417 Isaac Newton : The Last Sorcerer Michael White Form the author of Stephen Hawking : A Life in Science , comes this colorful description of the life of the world's first modern scientist . Interesting yet based on fact , Michael White's learned yet readable new book offers a true picture of Newton completely different from what people commonly know about him . Newton is shown as a gifted scientist with very human weaknesses who stood at the point in history where magic ended and science began. PS8.99 Hardback 320 pp Fourth Estate ISBN 1857024168 Fermat's Last Theorem Simon Singh In 1963 a schoolboy called Andrew Wiles reading in his school library came across the world's greatest mathematical problem : Fermat's Last Theorem . First put forward by the French mathematician Pierre de Fermat in the seventeenth century, the theorem had _ and beaten the finest mathematical minds , including a French woman scientist who made a major advance in working out the problem , and who had to dress like a man in order to be able to study at the Ecole Polytechnique . Through unbelievable determination Andrew Wiles finally worked out the problem in 1995 . An unusual story of human effort over three centuries , Fermat's Last Theorem will delight specialists and general readers alike . PS12.99 Hardback 384 pp Fourth Estate ISBN 1857025210 Question: Which of the following best explains the meaning of the word "baffle" as it is used in the text ? Answer:
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A:
To cause difficulty in understanding .