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题型:阅读理解 题类:常考题 难易度:普通

陕西省汉中市(略阳天津高级中学、镇坝中学、留坝中学、西乡二中等9所学校)2020届高三上学期英语第一次校际联考试卷

阅读理解

    When a laptop or smartphone battery starts losing its power, the only options are to buy an expensive replacement, or just keep it plugged in all the time. But a woman Mya Le Thai may have found the answer to this problem.

    Thai was frustrated that the batteries for her wireless devices degraded(降级)over time, until they failed to charge fully. She did not like having to keep her laptop connected to an electrical outlet to keep it powered on. So, she decided to do something about that problem. At first, she and her team at UC Irvine thought about inventing a new battery. But as they experimented, Thai discovered something that might permit lithium—ion(锂离子)batteries to last forever.

    Lithium-ion batteries power most wireless devices. Over time, the batteries lose the ability to hold a charge. Most of these batteries have a life span of about 7,000 charging cycles before they die. One of the reasons lithium—ion batteries degrade is their use of nanowires to carry electricity. Nanowires are extremely thin. A human hair is thousands of times thicker, for example. Nanowires are extremely efficient carriers of electricity, which makes them useful in batteries.

    But, Thai had a theory—the nanowires might last longer if covered with a gel(凝胶). She and her team tested this theory. "It was a long process and a lot of work, "Thai said. The team tried many coverings for the wires. PMMA, a type of plastic, was one of them. The nanowires were coated with PMMA and cycled through charges 200, 000 times. The PMMA-coated nanowires showed no evidence of damage. The results suggest that batteries could last forever, without losing charging ability.

    Thai hopes to continue her research to understand why this gel works so well and to see if any other gel could create better results and she is enjoying the publicity about her discovery. She said she never expected her research to get media coverage. "It's kind of cool," she said. "I'm really glad people are showing interest in my work and not just in the work itself, but also in technology and energy."

(1)、Why did Mya Le Thai work on lithium-ion batteries?
A、She disliked the batteries for her laptop. B、Her team were assigned to invent a new battery. C、Many people thought batteries were too expensive. D、The batteries would soon lose the function to charge fully.
(2)、What can we infer about nanowires?
A、They last only 7,000 charging cycles. B、They are too weak to carry electricity. C、They are not suitable to use in batteries. D、Their thinness is a cause of batteries degrade.
(3)、What might be Thai and her team's breakthrough?
A、Coating nanowires in gel. B、A new kind of battery. C、New materials for batteries. D、A new way of charging batteries.
(4)、What may be the best title for the passage?
A、The options of batteries for wireless devices B、A woman invents a life—long battery. C、Mya Le Thai discovered Nanowires D、The reasons for batteries degrading
举一反三
根据短文内容,从短文后的选项中选出能填入空白处的最佳选项,并在答题卡上将该项涂黑。选项中有两项为多余选项。

       This is the season for giving. Looking toget in touch with your generous side? Learn these four habits of truly thoughtful gift givers.

{#blank#}1{#/blank#} 

        Considerate giftgiving is as much about planning as it is about how well you know the person.Take time to think about his or her personality and interests to figure out howhe or she will get the most value.

They don't focus on cost.

The practice of thoughtful giving offers awealth of benefits, but that doesn't mean givers should focus on expensivegifts.{#blank#}2{#/blank#} It seems that having more cash could actually reduce compassion(同情). And isn't compassion what this time ofyear is all about? So don't take it too hard if you don't have a lot to spend.{#blank#}3{#/blank#} 

They make gifts personal.

Gifting is an opportunity to let a personknow how much you appreciate and love him, and show how well you know him.{#blank#}4{#/blank#}  Book a massage (按摩), take them to a wine tasting event, orget a couple of tickets to a concert or show. If you're buying for a parent,taking their kids for an evening could be the best gift of all.

They think about the presentation.

{#blank#}5{#/blank#} See what you have around your house to customize packaging. You can usepretty towels to cover something like a bottle of wine. You can also tie on adecoration that fits the theme of your gift.

A. They plan ahead.

B. Instead, get creative.

C. They enjoy giving more than receiving.

D. In fact, thoughtful gift givers don'tconcentrate on the cost of presents.

E. Thoughtful gift givers pay attention todetail, including how their gifts are packaged.

F. Make a list of your ideas ahead of timeto make sure you find the perfect fit for everyone.

G. If you're buying for someone who seemsto have everything, consider gifting an experience.

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

    It can be challenging to find time to work out(锻炼)when your schedule is full, but unless you want to deal with a waistline(腰围) that keeps increasing in size, staying active is important. {#blank#}1{#/blank#} 

Workday

    You might not have time to escape the office and visit the gym during your lunch break, but that doesn't mean you can't burn calories throughout your workday. Instead of driving to work or riding the bus, walk or cycle, depending on how far you live from the office. A 30-minute bike ride at just 12 to 13.9 mph will help a 155-pound person burn 298 calories. {#blank#}2{#/blank#} Instead of phoning a colleague across the office, walk over to speak in person.

At home

    You probably want to sit or sleep on the couch, but by keeping active around the house, you can burn a significant number of calories throughout the day. {#blank#}3{#/blank#} Playing with your kids for 30 minutes will help you burn 186 calories if you weigh 155 pounds, while you'll burn 167 calories in a half-hour house-cleaning session.

Outdoors

     {#blank#}4{#/blank#} If you weigh 155 pounds, expect to burn 172 calories for every half hour you spend weeding the garden. You'll burn 205 calories in 30 minutes of pushing your lawnmower(割草机) around the yard. When winter arrives, cleaning snow is worth 223 calories per 30 minutes.

Other

    Everyday errands(差事) can help you burn extra calories when you can't find time to work out. {#blank#}5{#/blank#} Washing your car by hand will burn 167 calories in 30 minutes. By parking your car at the far end of the parking lot, you'll burn more calories getting to and from your vehicle.

A. You can make adjustments to your lifestyle to include a variety of calorie-burning activities into everyday life.

B. Pushing a shopping cart around the supermarket causes 130 calories burned in a

half hour.

C. Instead of paying to clean up the yard, do it yourself.

D. At work, take the stairs instead of the lift.

E. Don't visit a car wash to shine up your ride.

F. If you have a family, play with your kids.

G. You have to find the time to work out.

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

    Taking good notes is a time-saving skill that will help you to become a better student in several ways {#blank#}1{#/blank#}.Second, your notes are excellent materials to refer to when you are studying for a test. Third, note-taking offers variety to your study time and helps you to hold your interest.

    You will want to take notes during classroom discussions and while reading a textbook or doing research for a report. {#blank#}2{#/blank#} Whenever or however you take notes, keep in mind that note-taking is a selective process. {#blank#}3{#/blank#}

    The following methods may work best for you.

●Read the text quickly to find the main facts and ideas in it.

●Carefully read the text and watch for words that can show main points and

supporting facts.

● Write your notes in your own words.

●{#blank#}4{#/blank#}

● Note any questions or ideas you may have about what was said or written.

    As you take notes, you may want to use your own shorthand(速记). When you do, be sure that you understand your symbols(符号) and that you use them all the time. {#blank#}5{#/blank#}

A.Use words, not complete sentences.

B.There are three practical note-taking methods.

C.You must write your notes on separate paper.

D.Otherwise, you may not be able to read your notes late

E. you will also want to develop your own method for taking notes.

F. That means you must first decide what is important enough to include in your notes.

G. First, the simple act of writing something down makes it easier for you to understand and remember it.

阅读理解

    LIANG TAO sold 80 pink Givenchy bags in 12 minutes. Becky Fang sold 100 Mini Cooper cars in just five. Both are wanghong, literally “red-hot on the web”. Every day millions of Chinese search social media for wanghong posts or tune in to live-streams for wanghong's opinions on everything. The fans are helping this new Chinese Internet star to make money out of their popularity—and to shake up the country's e-commerce industry in the process.

    A few of wanghong have been hired by luxury brands. Jaeger-LeCoultre, a Swiss watchmaker, hired Papi Jiang for a video ad targeting young urbanites (都市人), including her 27m fans on Sina Weibo, a Twitter-like microblog. Zhang Yi of iiMedia Research, a consulting firm, estimates that up to 15% of sales on shopping sites like Taobao or social-media apps such as WeChat are influenced by wanghong's public support. The length of a dress might be decided by a survey of a wanghong's fans; its launch date might be based on the number of hits, shares or comments it collects, some of which can cause last-minute design changes.

    This poses a new challenge for retailers(零售商), whose supply chains must respond ever more quickly to wanghong's opinions. Whereas previously a company would look for a celebrity to match its image, wanghong and their admirers are shaping goods.

    Another challenge comes directly from wanghong themselves. They increasingly make money not merely from online support or advice but by launching their own e-commerce stores. Sales of goods accounted for just under half of wanghong earnings of 53bn yuan ($8bn) in 2016, estimates Analysys, a Chinese market-research firm (the rest came mostly from live-show tips and adverts).

    Some wanghong are going a step further. In November Becky Fang launched her own clothing line. Part of her motivation, she says, was that the brands she supported did not always match the trends she was sharing with her followers. By creating her own brand, Becky's Fantasy, she have full control of the quality. She also gains a new income. For the time being only 3-5% of wanghong follow Becky Fang's example, iiMedia Research estimates. But it expects the model to become an industry in its own right, including entertainment and e-commerce, and driven by online data.

阅读理解

    Being crazy about perfection(完美) among young people has risen by more than 30 per-cent over the last three decades, a study has found.

    Many of them believe that their environment is very demanding and that others judge them strictly, according to analysis of data from more than 40,000 British, Canadian and American university students from 1989 t0 2018.

    The research, carried out by the University of Bath and York St John University, found that the extent to which young people attach an irrational importance on being perfect, hold unrealistic expectations of themselves and are highly self-critical has increased by 10 percent when compared to previous generations. The authors suggested their findings point to the impact of three decades of neoliberalism (新自由主义) forcing young people to compete against one another.

    Lead author Dr Thomas Curran from the University of Bath's Department for Health said he hoped organizations responsible for guarding the welfare of young people, such as schools, universities, and policymakers who shape the environments in which these organizations operate, would resist the promotion of competitiveness at the expense of young people's psycho-logical health.

    He said, "Rising rates of perfectionism highlighted in this study correspond to three decades of neoliberalism, which has forced young people to compete against each other in an in-creasingly demanding social and economic environment." The study also found the extent to which young people impose (迫使) unrealistic standards on those around them and evaluate others critically has increased by 16 percent.

    The researches defined perfectionism as a combination of extremely high personal standards and overly harsh self-criticism, leading to psychological difficulties.

    Co-author Dr Andrew Hill of York St John University added, "The increase in mental health difficulties among young people makes for a setting for our findings. The higher level of perfectionism may be a key contributing factor to such difficulties. Young people are trying to find ways to cope with increasing demands being placed on them and they are responding by becoming more perfect towards themselves and others."

阅读理解

    NASA has a new job listing, and it's no joke. The US space agency is looking for a "joker" to join their planned mission to Mars.

    A mission to Mars is no laughing matter. On average, the red planet is 140 million miles (225 million kilometers) away from Earth. A trip there would take around eight months in a small spacecraft. And Mars has a communications delay of 20 minutes. This means that astronauts will have to wait 20 minutes for a reply, when an emergency happens.

    "When you're living with others in a confined space for a long period of time, such as on a mission to Mars, problems are likely to occur," Jeffrey Johnson, a scientist at the University of Florida, told The Guardian.

    This is probably why NASA wants an astronaut with a sense of humor. "These are people that have the ability to pull everyone together," Johnson said.

    In stressful situations, perhaps humor is a way to know we aren't alone. By laughing together, we share our stress. Then we can focus on our jobs instead of just worrying.

    There are other examples of team "clowns". One example is the journey to the South Pole led by Norwegian explorer Roald Amundsen. It was a difficult journey full of danger. Adolf Lindstrom, a cook at Amundsen's team, was a "clown". He made people laugh through the whole journey. Amundsen later wrote that Lindstrom was the most valuable member of the team.

    But if you're hoping that your favorite TV comedian will fly to Mars, that probably won't happen.

    "Being funny won't be enough to land somebody the job," Johnson said. "They also need to be an excellent engineer."

    Besides, they must be in top physical condition.

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