阅读理解。 Many people like to travel during their vacations. Some people  travel in tour groups because they think it is safe and cheap. A tour guide takes care of the group and makes sure the group can see a lot of interesting and beautiful sights . Other   people   like traveling  alone  or  with friends. If you travel by yourself, you are free to see what you want to see. People travel for many reasons. Some people travel  to  learn  more  about  other countries' people, culture, food and languages. Some people travel for adventure(冒 险). They want to do some different things, such as skiing, bungee jumping(蹦极跳) and mountain climbing. Other people like to shop when they travel. They look for new things or cheap ones. There are different ways to travel. Some people take trains,  boats or buses, some fly, and others drive cars. Some people like to travel slowly and spend a long time in each place, while others like to take quick tours and visit more places in a short time. 1.What does 'sights' mean in Chinese in the first paragraph? A.  视力 B. 看见 C. 风景 D. 情景 2．Why do some people like traveling alone? A.  Because they want to see interesting sights. B.  Because they have different ways to travel. C.  Because they are free to see what they want to see. D.  Because they want to learn more about people from other countries. 3. According to the passage, people travel for_______. A. adventure B. learning more about another country C. shopping D. all of the above 4. Some people take quick tours because_______. A. they travel by car. B. they like to visit many places in a short time C. they have much time for traveling D. they want to spend a long time in each place. 5. If a person travels for adventure ,he may choose ______ to get a different experience. A. eating B. shopping C. bungee jumping D. sleeping