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The African elephant, the largest land animal remaining on the earth, is of great importance to African ecosystem. Unlike other animals, the African elephant is 1.a great degree the builder of its environment. As a big plant-eater, it shapes the surroundings in 2. it lives, therefore 3.(influence) the existence of millions of other animals
It is the elephant’s great desire for food 4. makes it a disturber of the environment and an important builder of 5. (it) habitat. In its continuous search for the 300 pounds of plants it must have every day, it kills small trees and under-bushes, 6. pulls branches off big trees. This results in open space in the tropical forest which 7. (need) for the growth of other plants. In this open space 8. (be) countless plants in various stages of growth.
What worries scientists now is that the African elephant has become an 9. (endanger) species. If the elephant disappears, scientists say, many other animals will also disappear from vast areas of forest and savanna, 10. (great) changing and worsening the whole ecosystem.
高二英语语法填空中等难度题
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Each country has its own ''cultural faces''. Abai Qunaubaiuly is one of Kazakhstan's faces.
Arguably one of the 1.(great) poets of the country, Abai was also a philosopher(哲学家),a musician and an intellectual (知识分子)2. made science and education well 3. (know).
Abai's poems, which covered 4. wide range of topics such as love, happiness and hope, described the natural 5. (beautiful) of Kazakh grassland and reflected changes in Kazakhstan's lifestyle.
Through his poetry, Abai helped to preserve ancient Kazakh folklore (民间传说)and he 6. (found) Kazahstan's written literature. Before that, most of the country's literature had been largely passed down due to its nomadic (游牧的)traditions.
Abai, who7.(educate) with both easlem and weslem sources, also greatly influenced the central Asian country by translating and introducing European works and ideas of l’efonn. He believed in human dignity and human potential (潜能)through education.
Abai passed away in 1904, but he has had a very big influence on Kazakhstan and beyond. He was featured on Kazakhstair's banknote. A subway station is named 8. him, along with a street, a square, a theatre, and many schools. He has come to represent Kazakhstan 9. (lie), with his name 10. (stand) in global cities.
高二英语语法填空中等难度题查看答案及解析
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Nigeria is a country in West Africa. It has 1. population of over 180 million, making it the most populous country in Africa. Nigeria is famous 2. crude oil, music and fashion.
Last year I volunteered in Nigeria for 7 months. My role was to set up youth clubs in primary and secondary schools. The purpose of the youth clubs was 3. (teach) children life skills such as teamwork, science and maths. It was a(n) 4. (enjoy) experience. I got to help other people and learn about Nigerian culture first-hand. In particular I learnt about Nigerian clothing and languages.
As well as 5. (wear) Western clothing, such as jeans and T-shirts, Nigerians also wear traditional clothing. Traditional clothing 6. (be) bold with bright colours, eye-catching patterns (图案) and unique shapes. Nigerians wear traditional clothing on Fridays and Sundays, and for special occasions like weddings. They either make the clothes themselves or have them 7. (make) by a tailor (裁缝).
The official language in Nigeria is English. English 8. (introduce) to Nigeria when Nigeria became part of the British Empire in 1901. English is 9. (main) spoken in big cities. Outside of these cities people speak lots of other languages. In fact, there are over 500 languages 10. are spoken in Nigeria. These languages come from different ethnic (种族的) groups.
高二英语语法填空简单题查看答案及解析
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Everyone has their own unique fingerprint; 1. makes fingerprints an ideal way to unlock smartphones. However, this may be 2. (safe) than we think.
Scientists at New York University and Michigan State University in the US have developed a set of fake fingerprints. They say that the prints 3. unlock any fingerprint-enabled smartphone up to 65 percent of the time.
The artificial fingerprints 4. (create) by using many common features found in human prints. They work 5. taking advantage of the way smartphone scanners check a fingerprint.
The fingerprint scanners 6. (use) in smartphones are so small that they only read parts of fingerprints. So they have to take many scans of your finger or thumb (拇指) 7. they work properly. Smartphones also let users save several finger and thumbprints. Since a print only has to match one of the saved images 8. (unlock) the phone, the scanner is more likely to make mistakes.
Although the scientists have only tested their findings in computer simulations (模拟), 9. (worry) about the safety of using fingerprints are reasonable .They warn that the technology used to create artificial fingerprints is improving 10. (extreme) fast.
高二英语根据课文内容填空中等难度题查看答案及解析
阅读下面材料，在空白处填入适当的内容（≤3个单词）或括号内单词的正确形式。
American English has its own idioms. Let’s say you buy something in a shop. And 1. you pay for it, you say: this cost 2. an arm and a leg! What do you really mean by 3. (say) so? Do you have to give them an arm and a leg? I hope not. Let’s listen to an American English conversation 4. (see) if we can find out what this means.
A: Did you buy that new computer?
B: Yeah, I did. But I 5. (buy) it.
A: Why do you say so? Is there anything wrong with it?
B: Not exactly, but , as a matter of fact, it cost the way more than I 6. (expect) it to be.
A: 7. did you pay for it?
B: Let me just tell you it cost an arm and a leg.
When you say in American English that something costs an arm and a leg, it actually means that 8. price is very, very high, much 9. (high)than we can expect. If you use this idiom in the United States, everyone will understand you. But this is a(n) 10. phrase, so don’t use it in a formal business setting.
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China has once again showed its ability to change the world with its “new four great 1. (invent)”—high-speed rail, electronic payment, shared bicycle, and online shopping.
China’s new-generation high-speed train, the Fuxing, is now one of the 2. (fast) trains in the world, which can travel at a speed of 350 km/h. Besides high-speed rail, China 3. (improve) people’s lives in many other innovative (创新的) ways over the last decade.
Bike sharing, for example, is not new itself. But China has made 4. much more convenient and popular both in China 5. overseas. Leading Chinese bike-sharing companies Mobike and Ofo are now operating in foreign countries such as Singapore and Britain.
And back in China, when riding a shared bike, you can stop 6. (buy) and eat whatever you want 7. (simple) with a tap of your phone. You could easily pay with your smartphone by 8. (scan) the seller’s QR code. Cashless payment has grown into a 9. (choose)for Chinese people—even a pancake seller is using Alipay.
Besides, the four innovative ways of life are most appealing 10. youths from 20 countries participating in the Belt and Road innovation, and they wish their countries would emulate(仿效) China in terms of technological achievement
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While proud of its great inventions in ancient times, China has once again shown its ability to change the world with its “four new great inventions”: high-speed rail, mobile payments, bike-sharing and e-commerce.
“The ‘four new great inventions’ are all 1. (relate) to China’s high-tech innovation. 2. improved the quality of people’s lives,” said Wu Hao, executive director of the BRRI. As a huge fan of bicycles, Bernard Schwartlander, World Health Organization Representative in China, 3. (express) his love for China’s shared bicycles, saying that “Shared bikes are bringing cycling back 4. people’s lives and they are making public transport more attractive and convenient.”
Rebecca Fannin, 5. (edit) of Silicon Dragon, noted that China is beginning to lead in innovation in some ways. “This is 6. (part) because China skipped over the PC era and went directly to the mobile. China has the 7. (large) mobile use in the world.”
With regard to the “four new inventions”, Charlie Dai, principal analyst of American market research company Forrester, said these products and services have definitely improved customer experience, developing national and 8. (globe) economy at the same time.
A growing number of foreigners hope 9. (promote) economic development in their home countries by stressing the need for technological achievements like 10. of China.
高二英语语法填空中等难度题查看答案及解析
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Diets have changed in China — and so too has its top crop. Since 2011, the country 1.（grow）more corn than rice. Corn production has jumped nearly 125 percent over 2. past 25 years, while rice has increased only 7 percent.
A taste for meat is 3. (actual) behind the change: An important part of its corn is used to feed chickens, pigs, and cattle. Another reason for corn's rise: The government encourages farmers to grow corn instead of rice 4. (improve) water quality. Corn uses less water 5. rice and creates less fertilizer(化肥) runoff. This switch has decreased 6. (pollute) in the country's major lakes and reservoirs and made drinking water safer for people.
According to the World Bank, China accounts for about 30 percent of total 7. (globe)fertilizer consumption. The Chinese Ministry of Agriculture finds that between 2005—when the government 8. (start) a soil-testing program 9. gives specific fertilizer recommendations to farmers - and 2011, fertilizer use dropped by 7.7 million tons. That prevented the emission(排放) of 51.8 million tons of carbon dioxide. China's approach to protecting its environment while 10. (feed) its citizens "offers useful lessons for agriculture and food policymakers worldwide." says the bank's Juergen Voegele.
高二英语语法填空中等难度题查看答案及解析
阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。
Diets have changed in China — and so too has its top crop. Since 2011, the country 1.（grow）more corn than rice. Corn production has jumped nearly 125 percent over 2. past 25 years, while rice has increased only 7 percent.
A taste for meat is 3. (actual) behind the change: An important part of its corn is used to feed chickens, pigs, and cattle. Another reason for corn's rise: The government encourages farmers to grow corn instead of rice 4. (improve) water quality. Corn uses less water 5. rice and creates less fertilizer(化肥) runoff. This switch has decreased 6. (pollute) in the country's major lakes and reservoirs and made drinking water safer for people.
According to the World Bank, China accounts for about 30 percent of total 7. (globe)fertilizer consumption. The Chinese Ministry of Agriculture finds that between 2005—when the government 8. (start) a soil-testing program 9. gives specific fertilizer recommendations to farmers - and 2011, fertilizer use dropped by 7.7 million tons. That prevented the emission(排放) of 51.8 million tons of carbon dioxide. China's approach to protecting its environment while 10. (feed) its citizens "offers useful lessons for agriculture and food policymakers worldwide." says the bank's Juergen Voegele.
高二英语语法填空中等难度题查看答案及解析
阅读下面短文，在空白处填入 1个适当的单词或括号单词的正确形式。
When someone has1.(deep)hurt you, it can be very difficult to let go of your anger. But forgiveness is possible and it can be surprisingly2.(benefit) to your physical and mental health. So far, studies3.(show)that people who forgive can have more energy, better appetite and better sleep. “People who forgive show4.(little)anger and more hopefulness, ”says Dr Frederic Luskin, who wrote the book Forgive for Good. “So it can help reduce the tiredness out of the immune system and allow people5.(feel) more energetic. ”
So when someone has hurt you, cool down first. Take a couple of breaths and think of something6.gives you pleasure:a beautiful scene in nature, or someone you love. Don’t wait for an7.(apologize). “Many times the person who hurt you may never think of apologizing, ”says Dr Luskin. “They may have wanted to hurt you or they just don’t see things in the same way. So if you wait for people to say sorry, you could be waiting for a very long time. ”
Next keep8.mind that forgiveness does not necessarily mean9.(accept) the action of the person who10.(upset) you. Instead, learn to look for the love, beauty and kindness around you. Finally, try to see things from the other person’s perspective. You may realize that he or she was acting out of ignorance. To gain perspective, you may want to write a letter to yourself from that person’s point of view.
高二英语语法填空中等难度题查看答案及解析
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Increasingly, Americans are becoming their own doctors by going to diagnose their symptoms, order home health tests or medical devices, or even self-treat their illnesses with drugs from Internet pharmacies(药店).Some avoid doctors because of the high cost of medical care, especially1. they lack health insurance. Or they may stay away because they find it2.(embarrass) to discuss their weight, smoking, alcohol consumption or couch potato habits. Patients may also fear what they might learn about their health, or they distrust physicians because of negative 3. (experience) in the past. But4.(play) doctor can also be a deadly game.
Every day, more than six million Americans turn to the Internet5.medical answers--- and most of them aren’t nearly sceptical enough of what they find. A 2002 survey by the Pew Internet &American Life Project found that 72 percent of those6.(survey) believe all or most of what they read on health websites. They shouldn’t look up “headache” and the chances of finding 7.(rely) and complete information, free from a motivation for commercial gain,8. (be) only one in ten, reports an April 2005 Brown Medical School study. Of the 169 websites the researchers rated, only 16 scored as “high quality”. Recent studies found faulty facts about all sorts of other disorders, causing one research team to warn that a large amount of incomplete, inaccurate and even dangerous9. (inform) exists on the Internet.
The problem is most people don’t know the safe way to surf the Web. “They use a search engine like Google, get 18 trillion choices and start clicking. But that’s risky, because almost anybody can put up a site that looks authoritative ( 权威的)，so it’s hard to know if what you’re reading is 10.(reason) or not,” says Dr.Sarah Bass from the National Cancer Institute.
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