【推荐1】As science developed rapidly in the direction of technology, it supplies man a better and more comfortable ______. Men will be working shorter and shorter hours,______ housewives will also be able to have more free time. Can you ______ doing housework without a housewife? Scientists believe this will ______ into realities in not very long time, and perhaps during your lifetime house-robots will take ______ of housewives.

When I ______ this kind of machine with housewives, some 90 percent of them replied ______, “How soon can I buy one?” The other 10 percent said, “I would be terrified to see it ______ about my house.” But when I explained to them that it could be turned ______ or stopped, they quickly realized that it was a ______ object.

In my own ______ we have found that the washing-up machine is regarded as a good ______ in the room. There’s no greater ______ than to go to bed in the evening and ______ that the washing-up is being done downstairs after we are ______.

Some families would ______ to have their robot slaves ______ all the downstairs housework after they were in ______ at night, while others would have it ______ in the mornings. But this would be entirely a matter of ______.

【推荐3】Most people make treehouses using a pile of wood, a hammer, and some nails. Mitchell Joachim, an architect from the Massachusetts Institute of Technology, has a(n) _________ vision. He pictures a day when homes will be created from living trees.                           1

Joachim’s vision _________ an idea called bleaching (编织), where tree branches are grown so that they _________ weave together. Since the growth patterns of trees are affected by wind and sunlight, it may be _________ to control the way a tree develops.

These Fabricated Tree House Habitats would use trees grown into shapes as housing. One of the _________ of these designs is that trees would not have to be cut down for wood.

"A 100 percent treehouse would take ________ to create," Joachim said. ________ the climate, a house could take anywhere from 5 to 30 years to grow. Fortunately, there's a way to _________ the process. Joachim suggests including _________ materials such as sod (草皮), grasses and living branches in the housing designs." This material would be able to move _________ the house grows," Joachim said.

A home would become an actual ecosystem, a community of plants, animals, and bacteria working together. The trees would also give off water vapor that would assist in _________ the homes. Solar panels and wind would help provide energy. The tree homes might even have soil pockets, _________ plants could grow from the structure itself.

Work has already begun on Joachim's first design-a house made from 50 percent recycled and 50 percent living things. Joachim is confident about the _________ of his work, as he uses natural products _________ nature.

"The environment and its study are very important. We need to respect nature, don't _________,"he said.

【推荐1】At the doctor’s office, first I log onto a computer to announce my presence. Then I wait until a robotic nurse _______ me into the examination room. Soon, in steps the doctor, who also is a robot. He records my _______, does a few calculations and then _______ out a prescription（药方）. Having swiped（刷）the credit card at a machine on the way out, I return home without having come across another human being. This scene is my horrible _______ of the future, which hasn’t come to pass- _______ not yet now.

I really do like many aspects of _______. I have no desire to write my columns on a hand-operated typewriter or wash my dresses in the stream. I’m a big _______ of air conditioners in summer and heat in winter. But I don’t want machines to _______. When I call my dentist’s office and on the line actually get a human being, I am _______. When I call the airport and get the lady-computer who ________ asking me to report myself, I want to scream. When I see the slow occupation of self-service check-out stations at the supermarket, I feel like shouting, “When it ________ cashiers（出纳员）, make mine humans, please!”

After all, a human cashier might ________ that a bag of flour is leaking and get you a replacement. Real-life cashiers may have a ________ word for an elderly person struggling to get that last penny out of her purse. Even more than that, they often take an interest in particularly cute children, which can ________ a young mother’s day. I don’t want to go back to the Stone Age, but I’m also ________ about a completely computerized world, where face-to-face communication is ________ by swiping credit cards and feeding numbers. Self-service check-out stations and computerized voices can be efficient and they often get the job done just fine. But they lack a(n)________ so vital to everyday life. It is something that urges us to ________ others a smile, a hug or a prayer, which may be ________ what they need at that moment. Call it the spirit, the soul or the heart. It is something that no ________ will ever have.

【推荐2】On September 3, 1928, Alexander Fleming was hard at work. His________ was to study bacteria in a lab. While working, Fleming found mold (霉菌) on one of his Petri dishes. And when he looked ________, he saw something ________. The bacteria he studied were also________ all over the dish, but they weren’t growing on the spots that had mold. He ________ whether the bacteria were driven away by the mold. After more tests, Fleming found that it was doing just that. And he learned that the mold was a ________called Penicillin.

Fleming believed that he could turn the mold into medicine to ________ infections. This medicine was the world’s first antibiotic (抗生素). Fleming first ________ it “mold juice”. Later, he ________ the name to “penicillin”. Soon, a team at Oxford University ________ to help. Scientists Howard Florey, Ernst Chain and Norman Heatley worked with Fleming. Together, they further ________ penicillin.

The first patient treated with the new drug had a bad ________. His name was Albert Alexander. After a few ________ with penicillin, he felt much better. However, they ________ the medicine. The infection came back, and ________ Alexander passed away. Still, the doctors had learned that penicillin could fight bacteria. They just needed to ________ more of it. Later, Florey and Chain flew to the United States. There, they found ways to grow the mold________. Starting in 1942, penicillin was used to treat World WarⅡsoldiers.

At that time, diseases were just as ________ for soldiers at war as enemy forces were. Bacterial pneumonia (肺炎) alone ________ 18% of American soldiers to die in the first World War. Thanks to penicillin, that ________ to less than one percent in World WarⅡ.

The four scientists saved lives and changed the world of medicine forever. Today, antibiotics are used to treat many illnesses.

【推荐3】Are small cities the smartest?

When you _________ of urban transformations (转变), you _________ to think of high-rise mega-cities like Shanghai, Dubai or Hong Kong. Or if it's technological advances, San Francisco and Silicon Valley might come to ___________.

But, the cities at the forefront (处于前列) of this growing urban revolution are often the _______.

Take Kalasatama, a city being built from scratch on the outskirts (市郊) of Helsinki, Finland. Developers say that by its _________ in 2030, residents will get an average hour of their day back by living there.

Finland's smart city Kalasatama is custom-built to make daily life more _________. City residents will never again be _________ behind a rubbish lorry on their commute. Engineers have equipped the whole city with a vacuum waste system, where people _______ take their trash to a port and it gets sucked (抽吸) to an underground disposal (处理) center. Another time-saving design is the city layout (布局) itself. Public services, such as schools, hospitals and transportation are close to one another and easily _________.

“ Five more minutes walking in the park, five more minutes with the kids before I have to __________work, five more minutes earlier at home,” Kerkko Vanhanen, the program director for Smart Kalasatama, tells CNN. "Your life is easier because of living in the most ________ city in the world,” he adds.

However, only 3, 500 people currently live in Kalasatama. By 2030, developers hope to have ________ 25,000 people and created 10,000 jobs.

Cities don't have to be custom-built to be able to unlock this potential. The ancient cliffside city of Matera in southern Italy is working to become one of the first 5G-enabled ________ in Europe.

It believes 5G can help it become a center of ________ tourism, using technology such as Virtual Reality to display the cultural and artistic heritage of the city that was named European Capital of Culture in 2019.

High-tech conveniences __________ sharing personal data.

“Data about you is used for delivering all sorts of both public and private services. And people are ________ about what that means to their __________,” says Reichental.

As smart cities develop, governments need to __________the trust of citizens to use their private data __________, says Udo Kock, deputy mayor of Amsterdam, where an open data program is helping to make it one of Europe's most innovative environments.

“Don’t think of Smart Cities as just a technology solution. think of it as cooperation. ____________communities and citizens so it's very important for governments to work together with businesses and private citizens, "says Kock.

Yuan Longping, a great Chinese agriculturalist, was born in a poor farmer’s family in Qianyang, Hunan Province in 1930. He _______ from Southwest Agriculture College in 1953 and has since devoted himself to agricultural education and research. Since his graduation, ______ ways to grow more rice has been his life goal. As a young man, he saw the great need for ______ the rice output. At that time, hunger was a ______ problem in many parts of the countryside. Yuan Longping searched for a way to increase rice harvests without expanding the area of the fields. ______ his help, Chinese farmers now produce more rice and these increased harvests mean that 22% of the world’s people ______ from just 7% of the farmland in the world. Yuan Longping, ______ considers himself a farmer, is now circulating his knowledge in some less developed countries to increase ______ rice harvests. Thanks to his research, the UN has more tools in the battle to rid the world of hunger. ______ his hybrid rice, farmers are producing harvests twice as large as before. Dr Yuan ______ 5-million-yuan State Supreme Science and Technology Prize for his high hybrid rice species. This award is viewed as“Chinese Nobel Prize”.

About rice, he always has a dream…