【正文】 e for relaxing. 45. What is special about Battersea Park? A. You can enjoy boating there. B. You can listen to different concerts. C. You can visit the special stone wall. D. You can have a bungee jump there. 46. In what way is London Park different from the other ones? A. It offers theatre performances. B. It provides a grass area for sports. C. It provides an art museum visit. D. It offers all kinds of outdoor activities. 47. If you want to meet film stars, you will probably choose ______. A. London Park B. Battersea Park C. Greenwich Park D. London Victoria Tower Gardens D Have you ever noticed something — like the ants in your backyard, or smoke from a forest fire, or the moon at night — and thought to yourself, ―I wonder ...‖ These two words can lead to a science journey and they recently brought 30 middle school students to Washington, . There, they spent four days joining in scientific challenges. One of the challenges was figuring out how the flu (流感 ) might spread from person to person. The judges (審判官 ) would have an interview with each student. Students were judged on their scientific knowledge, ability to understand new ideas and scientific thinking. They were also judged on their teamwork (合作 ), leadership and munication skills. Finally, five of the students won top prizes, and were announced as the winners of the 2020 SSP Middle School Program in Washington, . on October 21st. Christopher Sauer was one of the five students. Christopher Sauer, 13, won first place, a $20,000 scholarship. He was chosen to attend a science project team that builds a special engine. Christopher and his friend came up with the idea after watching a movie about submarines (潛水艇 ) that use this kind of engine. So the next time you find yourself saying ―I wonder ...‖, spend some time thinking about how you might explore your idea further. You never know where your interest might lead you — perhaps to Washington, .! 48. These two words ―I wonder‖ in your mind can ______. A. start a science project right away B. make you begin a science journey C. help solve the problems you meet with D. stop you from finding an unknown world 49. How many students succeeded in the scientific challenges? A. Five. B. Thirty. C. Four. D. One. 50. According to the text, which of the following is TRUE about Christopher Sauer? A. He wanted to attend a science project team. B. He had that idea after watching a movie. C. He sold his invention for $20,000. D. He invented a special submarine. 51. What would be the best title of the text? A. Christopher Sauer’s dreams B. Beautiful views in Washington, . C. Middle school science adventures D. Research on the ants in your backyard E There are many reasons why people work from home. One of the largest groups of people who work from home are stayathome moms and dads. For parents, working from home allows them to be home for their families while meeting their financial goals (經(jīng)濟目標 ). This is a good example of why people work from home. Flexibility (靈活性 ) is another reason why people work from home. It means that if you need to, you can take two days off in the middle of the week and then work in the evenings or on the weekend. For the most part people work from home because they are free to choose when and how they work. This flexibility allows people who work from home to fit other things into their lives that they might not have time for in traditional working time. The question of why people work from home isn’t always answered by the flexibility working from home provides you. Many people start thei