Inspirational ideas have a habit of striking in the most unforeseen places. For example, dreams operate on the level of stories, making them primary sources of ideas and inspirations. The following are four great ideas created from dreams.
Elias Howe’s sewing machine
In 1895, Elias Howe was struggling with the needle (针) design. One night, he had a dream that some people on an unknown island caught him and were preparing to turn him into a meal. They were dancing around waving their spears (矛) in the air, and then he saw it. The spears had holes at the tip. It helped him solve his problem.
Einstein’s theory of relativity
In his dream , Albert Einstein was talking to a farmer who was telling him about the fenced (被围住的) cows. However, the farmer saw something different from him. When waking up, he realized that a similar event could be different from a different point of view. Through this, the theory of relativity slowly began to fall into place.
Beatles’hit song Yesterday
Yesterday by the famous band Beatles is one of the most covered songs in history . It all came to one of the band members, Paul McCartney, in a dream. One night in 1963 he suddenly woke up with a tune (曲调) in his head. He got up and started playing the notes until the song came into being.
The periodic table
While in his mid - thirties, Dmitri Mendeleev, a known Russian chemist, was struggling to place 56 known elements on a periodic table. Then one night in a dream, he saw a table where all aspects fell into place as called for. When he woke up, he wrote it down on a piece of paper.
1. What inspired Elias Howe to design the needle of sewing machines ?A.Spears with holes at the tip. | B.A big meal he had in his dream. |
C.A talk with the people trapping him. | D.The dancing moves of some strangers. |
A.The sewing machine. | B.The theory of relativity. |
C.The song Yesterday. | D.The periodic table. |
A.A dream can be a wish that your heart makes. |
B.Common people can also have great creations. |
C.Clever minds never stop thinking in their lives. |
D.Great ideas sometimes arise in an unexpected way. |
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【推荐1】Video calls are a common occurrence, but have you imagined being able to touch the person on the other end of the line? Scientists are making this a reality.
Researchers at the University of New South Wales, Australia, have invented a soft skin stretch device (SSD), a haptic device that can recreate the sense of touch.
Vibration is the most common haptic technology today and has been built into many electronic devices.
The haptic devices could allow users to feel objects inside a virtual world or at a distance. This could be especially beneficial during such times like the COVID-19 pandemic when people rely on video calls to stay connected with loved ones.
A.The new technology overcomes issues with existing haptic devices |
B.Haptic technology mimics the experience of touch by stimulating localized areas of the skin |
C.However, haptic feedback with vibration becomes less sensitive when used continuously |
D.And their glove with 3D force sensors will measure these interactions |
E.Or it could be used in medical practices |
F.The haptic glove with the SSDs can receive sensors from your friends |
G.When emergency happens, people can even keep contact with friends and family members |
【推荐2】Felix Ruppert and Alexander Badri-Sprowitz at the Max Planck Institute for Intelligent Systems in Stuttgart, Germany, designed a half-metre-high robot called Morti and gave it the ability to teach itself how to walk, rather than to perform a pre-programmed step. The four-legged robot took only an hour to learn how to walk steadily, roughly the same amount of time as newborn horses need. And it’s the first time that a machine learning technique has been so successfully applied to four-legged robots.
Morti is controlled by an artificial intelligence(AI) algorithm(算法)that doesn’t have much information about the robot’s legs, such as the exact shape of each element. “The AI, working like the central nervous system, gives walking instructions for Morti to follow. It then adjusts them based on readings from foot sensors that signal when the robot falls and loses contact with the ground. Initially, Morti falls down, but after about an hour the AI finds the best way to make it walk,” said Ruppert.
Because the AI learns rather than calculating details of each leg’s movement in advance, which can use a lot of energy, Morti walks using 42 percent less energy than when it first starts at the end of an hour-long learning process. Morti’s process copies the way baby animals learn to move, as they also find the most efficient way to use their muscles by trying and initially tripping.
Dhireesha Kudithipudi at The University of Texas at San Antonio said that AI robots can often learn a specific task very well but can’t readjust when the environment changes and that Morti’s design, which relies on continually adjusting the robot’s movements, may perform better in that regard. Ruppert said he and the team are working on adding more sensors and range of motion to Morti to make it a more animal-like robot.
1. What is special about Morti?A.It is pre-programmed to walk. | B.It can learn to walk by itself. |
C.It is the first four-legged robot. | D.It can help teach the newborns. |
A.Its body structure. | B.Its design concept. |
C.Its learning process. | D.Its working conditions. |
A.By predicting Morti’s leg movements. | B.By training Morti’s muscles to the best. |
C.By lowering Morti’s energy consumption. | D.By strengthening Morti’s bond with others. |
A.Doubtful. | B.Concerned. | C.Subjective. | D.Favorable. |
【推荐3】Nowadays, the doctor has been asking people to take in less salt. New electric chopsticks in Japan may make it possible to make food taste saltier than it really is.
Miyashita, a professor at Meiji University, worked with Kirin Holdings Company to develop the special chopsticks.
The chopsticks come with a small computer. When you wear the computer on your arm, it can produce a weak electric current (电流) to free up the sodium ions (钠离子) in your food. As a result, you get a salty taste without the use of salt.
The purpose to create the chopsticks is to stop the Japanese from taking in too much salt. The traditional Japanese food includes a lot of salt. A Japanese adult eats about 10g of salt every day. The daily amount of salt, however, should be kept at around 5g. High salt intake can cause many illnesses, including high blood pressure and strokes (中风).
Miyashita and Kirin will continue to improve their electric chopsticks. They hope to be able to start selling the chopsticks in a short time.
1. What is the third paragraph mainly about?A.How much the chopsticks cost. | B.What is put into the chopsticks. |
C.How the chopsticks make food salty. | D.When we should use the chopsticks. |
A.To stop the Japanese from taking in more salt. |
B.To have a good invention for the world. |
C.To change the use of traditional chopsticks. |
D.To help treat the people with high blood pressure. |
A.The chopsticks have already been widely used . |
B.The chopsticks will sell well in the future. |
C.The chopsticks are still under development. |
D.The chopsticks can make Miyashita richer. |
A.Culture. | B.Traffic. |
C.Hobby. | D.Invention. |
【推荐1】Product placement (植入式广告) is a form of advertising in which a company pays a content creator to place its products on the set of a movie, TV show or music video. The oldest examples of products appearing in films date back to the production of a French motion picture in 1896. Recent years have witnessed the bloom of product placement. With viewers migrating to web videos, this trend makes sense.
When watching web videos, about 90% of consumers either skip or ignore those traditional ads that run before the video. So as advertisers struggle to reach potential consumers, they’re increasingly turning to product placement, spending their advertising budgets to get their ads into media content in ways that the ads can’t be skipped. Studies have shown product placement can increase viewer’s awareness of products and their positive attitudes toward them.
But not all product placement works as intended, and research has shown that advertisers need to engage in delicate dance with viewers to effectively influence them. Viewers tend to be turned off if the product placement is too obvious — as when a character in the show holds the product and talks about it. Most viewers don’t want to be immersed (沉浸) in an intense drama only to be reminded that they’re being targeted by corporations.
In contrast, viewers are most influenced by product placement in which the product or the brand name is spoken by one of the characters but not shown. These pieces of product placement are more likely to be noticed by viewers than those where products are simply shown on the screen. Also, viewers may be more attracted to product placement that appears earlier in a show or movie. Because they become more engaged as a movie or a show progresses. If the placement at the climax — the moment when their attention is fixed on what will happen next — they’re either less likely to notice the placement or more likely to be annoyed by it if they do notice it.
With increasing online viewers and better designed product placement, perhaps advertisers will consider product placement as their first choice. After all, it’s incredibly effective at getting the targeted audience interested without influencing their viewing experience.
1. What can we know about product placement?A.It’s still popular nowadays. | B.It first appeared in TV shows. |
C.It was overlooked in the 1890s. | D.It aims to make videos interesting. |
A.It has a lower price. | B.It’s more interesting. |
C.It’s less likely to be ignored by viewers. | D.It makes advertisers understand customers well. |
A.Gain satisfaction. | B.Get confused. | C.Feel funny. | D.Lose interest. |
A.Product Placement: the Future Trend for Advertising |
B.Product Placement: a New Driving Force Behind Movies |
C.Product Placement: a Mirror of the Advertisement History |
D.Product Placement: the Perfect Companion to Online Videos |
A Different Type of Phone Book
Although books are still popular with teenagers, most of them spend more of their leisure time staring at their phone than reading a paperback. And the more versatile phones become, the more reasons young people have for looking at them.
Although the idea originated in Japan, cell phone novels have also sprung up in the rest of East Asia, Europe and Africa. Many are written by high school or university students who are very familiar with the topics that teenagers are interested in. Common themes are love, tragedy and betrayal, and the stories often deal with difficult or controversial issues. Twenty-one-year-old Rin said that she started her novel If You during her final year at high school and explained that was the tragic love story of two childhood friends.
Rin wrote her novel over a six-month period in spare moments, often while commuting on the train.
The style of cell phone novels has evolved to suit the medium. Chapters have no more than 200 words, and often just 50-100 words.
In 2009, a young Japanese writer called Takatsu, who lives in Canada, began writing the first English language cell phone novel, Secondhand Memories. Each instalment appeared on textnovel.com, a website dedicated to cell phone stories. Takatsu had read an English translation of Rin’s story If You and had been impressed by its simple and emotional language. It was a feature he deliberately copied when he started writing Secondhand Memories.
A.Books are sometimes regarded as old-fashioned and difficult to read. |
B.In response to this trend, some smart young authors have changed the way they write. |
C.However, as the story progressed, the style gradually evolved into something different. |
D.She typed out installments on her phone and uploaded them onto a popular website for cell phone authors. |
E.No money is made from cell phone novels unless they are published as books. |
F.Sentences are short and there are no descriptions of anything or anybody because there isn’t space. |
【推荐3】To give grasshoppers (蚱蜢) some credit -- jumping across yards and between branches takes a lot more expertise than it might appear. There are incredibly tiny factors to consider, such as the resistance in launch surface, as well as desired distance, speed, and landing.
Most jumping robots can’t compete with the insect, as their jumps are limited to starting atop extremely rigid surfaces. But a new bouncing robot developed by researchers in Carnegie Mellon’s College of Engineering is crossing those barriers, and showing promise for how autonomous devices could operate in the future.
A team of scientists led by professor of mechanical engineering Sarah Bergbreiter recently optimized a robot’s latch mechanisms (弹簧机制) used to boost it upward. Previously, these latches were primarily thought of as simple “on/off switches that enabled the release of stored energy. However, Bergbreiter and her team employed mathematical modeling to illustrate that these latches both were capable of controlling energy output, as well as controlling the transfer (传递) of energy between the jumper and the launch surface.
To test their work, the team positioned a small jumping robot atop a tree branch and recorded the precise energy transfers in its jumps’ first moments.“We found that the latch can not only mediate (调节)energy output but can also mediate energy transfer between the jumper and the environment that it is jumping from,” said Bergbreiter.
Now that researchers better understand the interactions at play in the opening moments of jumping, they can now begin working on ways to integrate this into future robotic designs. “It has been nearly impossible to design controlled insect-sized robots because they are launched in just milliseconds,“ explained Bergbreiter. “Now, we have more control over whether our robots are jumping up one foot or three. It’s really fascinating that the latch -- something that we already need in our robots -- can be used to control outputs that we couldn’t have controlled before.”
1. What does the author want to show about the new robot by mentioning grasshoppers?A.It comes with technical difficulties. | B.It can beat the insect easily. |
C.It is the first one designed for jumping. | D.It is shaped like the tiny creature. |
A.They are better positioned in robots. | B.They help release more energy at a time. |
C.They work in extreme environments. | D.They have more than a single function. |
A.It has changed their research direction. | B.It inspires new applications of robots. |
C.It brings them a sense of achievement. | D.It will make robots smaller and lighter. |
A.A new model for future robots. | B.A step forward in robot design. |
C.Jumping robots inspired by grasshoppers. | D.Efforts to develop insect-sized robots. |
He was one of the richest in Europe. When he died in 1896, he left behind him a lot of money and his famous will. According to his will, most of his money was placed in a fund(基金). He wanted the interest(利润) from the fund to be used as prizes every year. We know them as the Nobel Prizes. The Nobel Prizes are international. Alfred Nobel wanted the winners to be chosen for their work, not the country they came from.
Alfred Nobel had given his whole life to his studies and work and to the benefits of mankind. He made money all by his own efforts, but he left the world share his wealth. His inventions and wealth stay with the world for ever.
1. Alfred Nobel did the following EXCEPT ______________
A.choosing the winners of Nobel Prize |
B.making and selling weapons |
C.setting up the Nobel Prize |
D.making and selling explosives |
A.he hated war |
B.he liked to be honored by people |
C.he made enough money |
D.he wanted to get more interest from the fund |
A.all Nobel’s money in the fund |
B.all Nobel’s money in his company |
C.the interest from the fund |
D.people’s donation |
A.interesting | B.unselfish |
C.kind-hearted | D.richest |
A.Nobel set up his company to sell clothes. |
B.Most of Nobel’s money was used for the world wars. |
C.Nobel Prizes are only for some people from some special countries. |
D.Nobel worked hard in his life and saved lots of money for the world to share. |
【推荐2】More than four decades ago, British scientist Robert Edwards first witnessed the miracle of human life growing inside a test tube at his Cambridge lab. Since that ground-breaking moment, more than four million babies have been born through IVF(体外受精) and in 2010 his great contribution to science was finally recognized as he was awarded the Nobel Prize for Medicine.
The prize for Dr. Edwards, who was given a Daily Mirror Pride of Britain Award in 2008, includes a £900,000 cheque. The Nobel Assembly described IVF as “a milestone in modern medicine”.
With the help of fellow scientist Patrick Steptoe, the Manchester-born physiologist developed IVF — leading to the birth of the world's first test tube baby. Dr. Steptoe died 10 years later but their work has transformed fertility(生育) treatment and given hope to millions of couples.
It was a scientific breakthrough that changed the lives of millions of couples. They said, “His achievements have made it possible to treat infertility, a disease which makes humans unable to have a baby. This condition has been afflicting a large percentage of mankind, including more than 10% of all couples worldwide.”
Professor Edwards, who has 5 daughters and 11 grandchildren, began his research at Cambridge University in 1963, after receiving his PhD in 1955.He once said, “The most important thing in life is having a child. Nothing is more special than a child.” With the help of fellow scientist Patrick Steptoe, Prof. Edwards founded the Bourn Hall clinic in Cambridgeshire, which now treats more than 900 women a year. Each year, more than 30, 000 women in Britain now undergo IVF and 11,000 babies are born as a result of the treatment.
But his work attracted widespread criticism from some scientists and the Catholic Church who said it was “unethical and immoral”.
Martin Johnson, professor of reproductive(生殖的) sciences at the University of Cambridge, said the award was “long overdue”. He said, “We couldn't understand why the Nobel has come so late but he is delighted — this is the cherry on the cake for him.”
Professor Edwards was too ill to give interviews but a statement released by his family said he was “thrilled and delighted”.
1. What is Robert Edwards' contribution to science?A.Challenging a disease which stops couples having a baby. |
B.Seeing the wonder of the first tube baby growing. |
C.Enabling millions of couples to live a better life. |
D.Helping couples with infertility to have test tube babies. |
A.Troubling. | B.Developing. |
C.Improving. | D.Frightening. |
A.some people envied Professor Edwards for his being awarded |
B.different opinions were voiced on Professor Edwards' work |
C.Professor Edwards deserved the prize for his breakthrough |
D.the prize was late because the finding was first considered immoral |
A.Life Stories of Robert Edwards |
B.Preparations for Having a Baby |
C.Nobel Prize for IVF Expert Edwards |
D.Treatment of Infertility in a Lab |
【推荐3】Lam Hon-ming, director of the State Key Laboratory at the Chinese University of Hong Kong, is a top expert in soybean (大豆) research. Since 1998, Lam’s team has been cooperating with scientists in Chinese mainland. In 2010, he came across Zhang Guohong, an agricultural expert from Gansu, China, at a national soybean conference. With the same major, they hit it off and decided to improve farmers’ lives and promote local agriculture.
Farmers in Gansu depend largely on the weather for their livelihood, mainly on rainfall, which is also a cause of severe poorness in the area. In 2016, they developed three new soybean varieties suited to salty soil and rare rainfall of Northwest China. All received official government approval.
As the land in Northwest China is not suitable for the growth of common varieties of soybeans, local farmers never planted soybeans, and it became a major problem for spreading new soybeans. Lam and Zhang increased communication with farmers through various ways. To ensure farmers’ income, Lam struck a partnership with a Hong Kong food company that will purchase all soybeans at market price when they are harvested.
By 2020, the planting area of the three approved soybeans in Gansu had gone beyond 2.4 million square kilometers, covering 46 of the province’s 80-plus counties, and the output had reached 7.71 million kilograms, adding about 30 million yuan to local farmers’ income.
Zhang said that Professor Lam’s contribution has greatly pushed the poorness relief and agricultural research in Northwest China. “It is hard to keep doing agricultural research with less funding. And it is more difficult to travel from Hong Kong to the poor areas of the Northwest to do agricultural research,” he added. In the future, Lan will continue to work with mainland scientists and lead more “Hong Kong power” into the development of the country’s Northwest.
1. What can we know about the two scientists from Paragraph 1?A.They are friends since 1998. | B.They both major in agriculture. |
C.They once served in the same lab. | D.They met by chance in Hong Kong. |
A.Rainfall is not enough. | B.The locals lived a poor life. |
C.Little land is rich in nutrition. | D.The farmers never planted soybeans. |
A.More work needs to be done. | B.All farmers become better-off. |
C.The two scientists are successful. | D.Soybeans grow throughout Gansu. |
A.Dependent. | B.Honest. | C.Open-minded. | D.Devoted. |