Do you want to learn
In most places all over the world, English is the most widely used second language of all the languages. Whether a person is traveling to a foreign country
Spanish is the language of business in about twenty
The Chinese economy is booming! In the future, China
French
2 . Will the AI chatbots eat search engines’ lunch? For more than 20 years, search engines have been the Internet’s front door. Google has dominated the field in most of the world. But nothing lasts forever, particularly in technology.
Just ask IBM, which once ruled business computing or Nokia, once the leader in mobile phones. Both fell behind because they didn’t follow big technological transitions. Now another tech innovation might announce a similar shift and a similar opportunity. ChatGPT has put itself on center stage, by letting people chat with an AI directly. ChatGPT can write essays in various styles, explain complex concepts, summarize texts and answer questions. And it can collect, process and combine knowledge from the web: for example, listing holiday spots that match certain criteria, or suggesting menus or schedules. If asked, it can explain its reasoning and provide details. Many things that people use search engines for today, in short, can be done better withchatbots.
Will ChatGPT help students cheat better? Yes, but as with many other technology developments, it’s not a simple black and white situation. Decades ago, students could copy encyclopedia entries, and more recently, they’ve been able to search the Internet and explore into Wikipedia entries. ChatGPT offers new abilities for everything from helping with research to doing their homework for them. Many ChatGPT answers already sound like student essays. Ask the new artificial intelligence tool ChatGPT to write an essay about the cause of the American Civil War and you can watch it produce a persuasive term paper in a matter of seconds.
It can even pass a number of exams. It scored 60% on the United States Medical Licensing Examination, 70% on an exam for lawyers, 78% on New York state’s high school chemistry exam’s multiple-choice section, and ranked the 40th on the Law School Admission Test.
A high school teacher concluded ChatGPT already writes better than most students today. He’s torn between admiring ChatGPT’s potential usefulness and fearing its harm to human learning: “Is this moment more like the invention of the calculator, saving me from the boredom of long division, or more like the invention of the player piano, robbing us of what can be communicated only through human emotion?”
1. What is the reason why some tech companies fail to develop?A.The sharp rising market cost. | B.The negative impact of local economy. |
C.Their shift to other business fields. | D.Their failure to keep pace with tech changes. |
A.Write various articles. | B.Schedule a holiday trip. |
C.Play the piano. | D.Explain complex concepts. |
A.To explain a rule. | B.To illustrate a fact. |
C.To make a prediction. | D.To clarify a concept. |
A.Neutral. | B.Positive. | C.Critical. | D.Ambiguous. |
When I was a little girl, my family moved to a tiny town at the bottom of a big mountain. One day after school, while
I climbed and climbed. There was nothing but just green bushes and these steps. I had to reach the top! However, it was now getting really dark. My mum
Anxiously I went to bed dreaming about
4 . Nixon, 59 years old, was born and grew up in St. Petersburg. Each morning, he sits on a bench, watches the sunrise, and connects with
Eight years ago, he decided to begin each day from a bench (a kind of chair) with an impressive view of the St. Petersburg waterfront (圣彼得堡海滨), because it made him feel calm and
About a year later, a woman stopped to say hello, and she said something that
Instead of staring straight ahead at the waterfront, Nixon started
No matter what problem a person wants to
Nixon was always happy to listen, and he listens without
And at that moment, she truly wasn’t.
1.A.teenagers | B.relatives | C.strangers | D.neighbors |
A.peaceful | B.excited | C.proud | D.surprised |
A.formed | B.changed | C.developed | D.supported |
A.agreed | B.realized | C.imagined | D.remembered |
A.pointing | B.laughing | C.shouting | D.smiling |
A.joining | B.noticing | C.leaving | D.praising |
A.say | B.face | C.hear | D.create |
A.fame | B.success | C.marriage | D.privacy |
A.health | B.hobbies | C.kids | D.job |
A.give up | B.calm down | C.speak up | D.slow down |
A.emotion | B.consideration | C.judgment | D.interest |
A.guide | B.teacher | C.friend | D.workmate |
A.hugged | B.greeted | C.competed | D.satisfied |
A.secrets | B.worries | C.happiness | D.silence |
A.sad | B.alone | C.stressed | D.hopeless |
Built in the 3rd century B.C, Dujiangyan Irrigation System,
There are three major parts of this irrigation system. The first is a well-designed levee (堤坝)named Yuzui (Fish Mouth) in the middle of the river that was shaped
The system
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2.提出建议;
3.表达希望。
注意:1.写作词数应为80左右;
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7 . In 2014, Eve and Norman Fertig, a couple, saved a two-week-old shepherd (牧羊犬) named Shana.
One winter several years later, as the Fertigs, both then 81,
Around 9:30 pm, Shana, who was outside, began digging to ward Eve and Norman in the deep snow. It took her nearly two hours, but
When breaking through the snow and
Thanks to Shana’s
After five months, Shana’s feet recovered from the injuries she
A.fed | B.found | C.saved | D.trained |
A.rooms | B.buildings | C.tunnels | D.animals |
A.fortune | B.warmth | C.freedom | D.inspiration |
A.in shock | B.in sight | C.in trouble | D.in panic |
A.carefully | B.eventually | C.actually | D.hopelessly |
A.contacting | B.providing | C.equipping | D.connecting |
A.position | B.section | C.exit | D.accommodation |
A.observing | B.approaching | C.reaching | D.passing |
A.threw | B.controlled | C.struck | D.guided |
A.efforts | B.effects | C.patience | D.eagerness |
A.managed | B.intended | C.reminded | D.sought |
A.stressed | B.astonished | C.tired | D.delighted |
A.focused on | B.knocked out | C.settle for | D.turned down |
A.rather | B.despite | C.somehow | D.but |
A.contained | B.destroyed | C.received | D.memorized |
8 . Endangered polar bears are breeding (繁殖) with grizzly bears (灰熊), creating “pizzly” bears, which is being driven by climate change, scientists say.
As the world warms and Arctic sea ice thins, starving polar bears are being forced ever further south, where they meet grizzlies, whose ranges are expanding northwards. And with that growing contact between the two come increasing hybrids (杂交种).
With characteristics that could give the hybrids an advantage in warming northern habitats, some scientists guess that they could be here to stay. “Usually, hybrids aren’t better suited to their environments than their parents, but these hybrids are able to search for a broader range of food sources,” Larisa DeSantis, an associate professor of biological sciences at Vanderbilt University, told Live Science.
The rise of “pizzly” bears appears with polar bears’ decline: their numbers are estimated to decrease by more than 30% in the next 30 years. This sudden fall is linked partly to “pizzly” bears taking up polar bears’ ranges, where they outcompete them, but also to polar bears’ highly specialized diets.
“Polar bears mainly consumed soft foods even during the Medieval Warm Period, a previous period of rapid warming,” DeSantis said, referring to fat meals such as seals. “Although all of these starving polar bears are trying to find alternative food sources, like seabird eggs, it could be a tipping point for their survival.” Actually, the calories they gain from these sources do not balance out those they burn from searching for them. This could result in a habitat ready for the hybrids to move in and take over, leading to a loss in biodiversity if polar bears are replaced.
“We’re having massive impacts with climate change on species,” DeSantis said. “The polar bear is telling us how bad things are. In some sense, “pizzly” bears could be a sad but necessary compromise given current warming trends.”
1. Why do polar bears move further south?A.To create hybrids. | B.To expand territory. |
C.To relieve hunger. | D.To contact grizzlies. |
A.Broader habitats. | B.More food options. |
C.Climate preference. | D.Improved breeding ability. |
A.A rare chance. | B.A critical stage. |
C.A positive factor. | D.A constant change. |
A.Polar bears are changing diets for climate change. |
B.Polar bears have already adjusted to climate change. |
C.“Pizzly” bears are on the rise because of global warming. |
D.“Pizzly”bears have replaced polar bears for global warming. |
9 . For people suffering from depression, there’s an all-natural treatment they should use — getting more exercise. It could help fight depression, even if people have a genetic risk, new research shows.
For the study, researchers collected information from nearly 8,000 people and found those with related genes were more likely to have depression over the next two years after examining them. But that was less likely for people who were more active at the study’s start, even if they had a family history of depression. Higher levels of physical activity helped protect even those with the highest genetic risk of depression.
Both high-intensity (高强度) exercise and low-intensity activities were associated with a reduced risk of depression. Adding four hours of exercise a week could lower the risk of a new episode (一段经历) of depression by 17%, according to the study. “Our findings strongly suggest that, when it comes to depression, being physically active has the potential to remove the added risk of future episodes in individuals who are genetically risky,” said lead author Karmel Choi. “On average, about 35 additional minutes of physical activity each day may help people to reduce their risk and protect against future depression episodes.”
Depression is a common mental illness globally, with more than 264 million people affected. “Depression is so ubiquitous, and that underlines the need for effective approaches that can impact as many people as possible,” Choi said. And mental health and primary care providers can use the findings to advise patients that there’s something meaningful they can do to lower their risk of depression.
1. How did the researchers reach their conclusion?A.By analyzing a mass of data. |
B.By conducting genetic research. |
C.By comparing various levels of activity. |
D.By tracking the subjects for many years. |
A.Physical activity betters medical treatment. |
B.Exercise is able to decrease and prevent it. |
C.Different levels of exercise intensity matter the same. |
D.Exercising 35 minutes daily is the most effective treatment. |
A.Harmful. | B.Complex. |
C.Unusual. | D.Common. |
A.To discuss a disease. |
B.To introduce a method. |
C.To analyze a genetic risk. |
D.To explain a phenomenon. |
10 . Travel Guide to Hangzhou, a Paradise on Earth
Hangzhou is now in the spotlight as the main host of the 19th Asian Games. The capital city of East China’s Zhejiang province, is one of the seven ancient capitals of China. Here are some highlights of the city you can't miss.
West Lake
West Lake is definitely a place people can never miss when visiting Hangzhou. It is situated in the center of the city, with convenient public transport access. The Hangzhou government also offers free public bikes for tourists to travel around the lake. The parks around the lake are all free to visit.
Six Harmonies Pagoda
Standing on Yuelun Hill, on the north bank of the tidal Qiantang River, the Six Harmonies Pagoda is another masterpiece built during the Wuyue Kingdom — this one designed to conquer flooding from the Qiantang River. The name Six Harmonies was given to characterize its purpose of restoring the balance between the heavens and earth, as well as north, south, east, and west.It was erected in the hope of combating the “evil” river’s tidal action. Today, the 13-storey pagoda commands a spectacular view of the Qiantang River.
The Xixi Wetland Park
Xixi, located less than five kilometers from West Lake in the west of Hangzhou, is China’s first national wetland park. Environmental degradation is threatening wetland worldwide, and more than half of the country's inter-tidal wetland has also vanished, which makes the 226 plant species, 50 kinds of fish and aquatic animals as well as 126 kinds of birds in Xixi even more valuable. Its native vegetation consists of subtropical mountainous swamp and evergreen and deciduous, broad-leafed forest.
Leifeng Pagoda
On the south of West Lake, Leifeng Pagoda is considered the top scenic structure around West Lake due to its stunning silhouette in the glow of evening. For almost a thousand years the pagoda withstood fires and wars, but finally fell down in 1924.
1. What benefit is provided for tourists visiting West Lake?A.Discounted tickets. | B.Free bike rentals. |
C.Convenient location | D.Paid tourist guides. |
A.Combating the river’s annual action. |
B.Preventing the Qiantang River’s flooding damage. |
C.Restoring the balance between God and human beings. |
D.Demonstrating an image of centuries-old majesty. |
A.West Lake. | B.Six Harmonies Pagoda. |
C.The Xixi Wetland Park. | D.Leifeng Pagoda. |