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Today, roller skating is easy and fun. But a long time ago, it wasn’t easy at all. Before 1750, the idea of skating didn’t exist. That changed because of a man named Joseph Merlin. Merlin’s work was making musical instruments. In his spare time he liked to play the violin. Joseph Merlin was a man of ideas and dreams. People called him a dreamer. One day Merlin received an invitation to attend a fancy dress ball. He was very pleased and a little excited. As the day of the party came near, Merlin began to think how to make a grand entrance at the party. He had an idea. He thought he would get a lot of attention if he could skate into the room. Merlin tried, different ways to make himself roll. Finally, he decided to put two wheels Under each shoe. These were the first roller skates. Merlin was very proud of his invention and dreamed of ar A. often gave others surprises B. was an excellent musician C. invented the roller skates D. was full of strange ideas 查看答案 更多"Today, roller skating is easy and f"的相关试题: [单项选择] Today, roller skating is easy and fun. But a long time ago, it wasn’t easy at all. Before 1750, the idea of skating didn’t exist. That changed because of a man named Joseph Merlin. Merlin’s work was making musical instruments. In his spare time he liked to play the violin. Joseph Merlin was a man of ideas and dreams. People called him a dreamer. One day Merlin received an invitation to attend a fancy dress ball. He was very pleased and a little excited. As the day of the party came near, Merlin began to think how to make a grand entrance at the party. He had an idea. He thought he would get a lot of attention if he could skate into the room. Merlin tried, different ways to make himself roll. Finally, he decided to put two wheels Under each shoe. These were the first roller skates. Merlin was very proud of his invention and dreamed of ar A. a strange man B. an unusual party C. how roller skating began D. how people enjoyed themselves in the 18th century 查看答案 [单项选择]WonTech International announced today that its long-time chief of financial operations, Roger Mata, will be stepping down on Friday. Taking his place will be Maria Santos, the company’s current director of accounting. Later this week she will travel from her office in Sydney to corporate headquarters in Vancouver for high-level discussions with CEO Kenneth Song. Santos, a native of Cebu City, the second-largest city in the Philippines, has been with WonTech for just over ten years. Her colleagues report that her management style is friendly but firm, and she has earned an excellent reputation within the Sydney accounting office. She is also a generous supporter of the arts, and is known to patronize the Sydney Symphony Orchestra at least once a week. Santos will assume her new duties next Monday, and her replacement in Sydney, Kevin Bright, will be installed at the same time. From: Evelyn Arnett To: Maria Santos Subject: Just read the news Maria, what a terribly ple A. She will relocate from Vancouver to Sydney. B. She runs the company’s second-largest office. C. She often attends musical performances. D. She has a reputation for being overly strict. 查看答案 [单项选择] M: It’s so cold today. I cannot work any longer. I really hope there’s a heater in this room. W: So do 1. I think I will freeze if I stay longer. What are they talking about （　） A. The heater of this room. B. The cold weather. C. Long working hours. 查看答案 [单项选择]It is easy to lose patience with science today. The questions are pressing: How dangerous is dioxin What about low-level radiation When will that monstrous earthquake strike California And why can’t we predict weather better But the evidence is often described "inconclusive, " forcing scientists to base their points of view almost as much on intuition as on science. When historians and philosophers of science listen to these questions, some conclude that science may be incapable of solving all these problems any time soon. Many questions seem to defy the scientific method, an approach that works best when it examines straightforward relationships. If s0mething is done to variable A, what happens to variable B Such procedures can, of cuurse, be very difficult in their own ways, but for experiments, they are effective. With the aid of Newton’s laws of gravitational attraction, for instance, ground controllers can predict the path of a planetary probe—or satellite—with incredibl A. How the large variety of factors scientists deal with makes absolute scientific accuracy impossible. B. How Newton solved the problem of accuracy and science. C. How "hard" science is more important than "soft" science. D. Why historians do not study astronomy. 查看答案 [单项选择]Skating can be good for you （） correctly. A. though doing B. though done C. if done D. if doing 查看答案 [单项选择]A. Camping outside. B. Skating on real ice. C. Watching girls. D. 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