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Scientists have discovered that_1. (stay) in the cold could help us lose weight. Researchers at the University of California found that exposure to the cold increases levels of a protein that helps form brown fat--the type of fat that produces heat and keeps us warm. Brown fat burns energy, 2. helps us lose weight. White fat stores extra energy, which results 3. weight gain. The researchers said that because air conditioning and heating give us constant, 4. (comfort) temperatures, our body’s need for brown fat has decreased. They found that: “Outdoor workers in northern Finland who 5. (expose) to cold temperature have 6. significant amount of brown fat when 7. (compare) to same-aged indoor workers.” The research was conducted on two different control groups of mice. 8. group was injected with the protein that helps create brown fat. This group later gained 30% less weight after both groups were fed high-fat diets. The researchers say this could be good news in the fight against obesity. People who are obese have 9. (low) levels of brown fat than thinner people. Head researcher Hei Sook Sul said, “This protein could become an important target for research into the treatment and prevention of obesity and obesity-related diseases.” She added, “If you can somehow increase levels of this protein, you could 10. (possible) lose more weight even if eating the same amount of food.”
高二英语语法填空中等难度题
阅读下面材料, 在空白处填入适当的内容或括号内单词的正确形式。
Scientists have discovered that_1. (stay) in the cold could help us lose weight. Researchers at the University of California found that exposure to the cold increases levels of a protein that helps form brown fat--the type of fat that produces heat and keeps us warm. Brown fat burns energy, 2. helps us lose weight. White fat stores extra energy, which results 3. weight gain. The researchers said that because air conditioning and heating give us constant, 4. (comfort) temperatures, our body’s need for brown fat has decreased. They found that: “Outdoor workers in northern Finland who 5. (expose) to cold temperature have 6. significant amount of brown fat when 7. (compare) to same-aged indoor workers.” The research was conducted on two different control groups of mice. 8. group was injected with the protein that helps create brown fat. This group later gained 30% less weight after both groups were fed high-fat diets. The researchers say this could be good news in the fight against obesity. People who are obese have 9. (low) levels of brown fat than thinner people. Head researcher Hei Sook Sul said, “This protein could become an important target for research into the treatment and prevention of obesity and obesity-related diseases.” She added, “If you can somehow increase levels of this protein, you could 10. (possible) lose more weight even if eating the same amount of food.”
高二英语语法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(1个单词)或括号内单词的正确形式。
All scientists subscribe 1. the view that it is human activities that have caused the global warming. Huge 2. (quantity) of carbon dioxide produced by burning fuels like coal, natural gas and oil 3. (result) in the "greenhouse effect". All scientists also agree that the levels of carbon dioxide keep on 4. (increase), so more heat energy tends to be 5. (trap) in the atmosphere. 6. the scientists have different attitudes towards this phenomenon. On the one hand, some think the 7. of increasing the temperature by 5 degrees would be a catastrophe. On the other hand, others are 8. to this view and believe that there will be few bad environmental 9. caused by more carbon dioxide. On the contrary, they think it will be beneficial to plants, crops and a greater range of animals, 10. will make people's life better.
高二英语语法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(1 个单词)或括号内单词的正确形式。
China’s educational and health authorities have banned convenience stores in all kindergartens, primary, middle and high schools across the country. The regulation took effect on April 1.
The campus convenience store is a place 1.many students enjoy a snack and a chat. But it will soon become 2.thing of the past. It requires that administrators (管理人员) should keep record of each meal and solve any food problems as soon as possible. Parents can also eat with students at school canteens and give3.(suggest) to the school on food safety and nutrition. The regulation raised heated debates.
Many students were sad about the ban.They said the campus life would be less interesting 4.convenience stores,and they wouldn’t be able to have different flavored drinks or desserts .5., many parents expressed support for the regulation. The father surnamed Fang said, “cheap, low-quality snacks sold at these stores are6.(harm) to children’s health ,and students rush to shops to buy snacks as soon as a class is over,which affects the normal teaching order” .
The move comes among food health concerns at public schools and7.(design)to meet the nutritional needs of students. The regulation also requires schools8.(monitor) students who may be obese, and intervene (干预) to make sure they follow a healthy diet. And in fact many foreign countries have their own ways to make students eat 9.(healthy). For example, many parents in Australia volunteer in schools, sometimes in canteens,do their best to see that 10.(they) children are served nutritious food. In Japan, there is “food and nutrition education”.This helps children acquire “a sense of gratitude (感恩)” and “appreciate foods and social manners.”
高二英语语法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(1个单词)或括号内单词的正确形式。
Humans and animals have always lived together. For example, many people have dogs in _1.___ homes. Dogs __2.___ (be)very affectionate animals. They are also very sensitive to the feelings of the people with ___3.____ they live, and it seems quite natural ____4.______ (have) them in our houses. __5.____ all the many different types of dogs come from one species of animal, the grey wolf. These wild animals came into villages 12,000 years ago, ____6._____ (look) for food. People found that wolves could help in the __7.____ (day) struggle for survival by guarding their homes and ___8.____ (hunt) wildlife to kill and eat. In some very cold parts of Northern Canada, the skin of very old dogs is still used _____9._____ warm clothes. Dogs are useful and many people love them—that is why they ____10.___ (call) “ man’s best friend”.
高二英语语法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(1个单词)或括号内单词的正确形式。
Humans and animals have always lived together. For example, many people have dogs in _1.___ homes. Dogs __2.___ (be)very affectionate animals. They are also very sensitive to the feelings of the people with ___3.____ they live, and it seems quite natural ____4.______ (have) them in our houses. __5.____ all the many different types of dogs come from one species of animal, the grey wolf. These wild animals came into villages 12,000 years ago, ____6._____ (look) for food. People found that wolves could help in the __7.____ (day) struggle for survival by guarding their homes and ___8.____ (hunt) wildlife to kill and eat. In some very cold parts of Northern Canada, the skin of very old dogs is still used _____9._____ warm clothes. Dogs are useful and many people love them—that is why they ____10.___ (call) “ man’s best friend”.
高二英语语法填空中等难度题查看答案及解析
语法填空,阅读下面短文,在空白处填入适当的内容(不多于3个单词)或括号内单词的正确形式。
Edison was one of the greatest scientists that greatly shaped modem society.
When he was seven, Edison's family moved from Ohio to Michigan after his father got a job there. Because of hearing problems, he had difficulty 1. (follow) the lessons and often ran away from school. However, he used the time 2. (read) books and set up a laboratory in his home. But the smell from his laboratory was often so strong 3. his mother had to stop him from carrying out any more experiments at home.
At the age of twelve, Edison got a job on the Grand Trunk Railway. There, he made use of an abandoned (被抛弃的) car 4. his laboratory. During that time, he 5. (success) developed a device (设备) that could send messages. By 1869, Edison' s inventions in telegraphy were widely accepted, 6. made him decide to leave the job and become a full-time7. (invent). Edison's most' "well-known" inventions included the electric light bulb, microphones and so on. In explaining 8. he could come up with so many inventions, Edison said "Genius is one per cent inspiration and ninety-nine per cent perspiration."
Edison 9. (die) at the age of 84 on October 18, 1931. At the time of his death, he was still doing experiments in his laboratory in West Orange, New Jersey. He clearly enjoyed his work and lived life to 10. fullest.
高二英语语法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(1个单词)或括号内单词的正确形式。
In the past, human activities 1. (have) little effect on global warming, but now they have caused the rise of the earth temperature. All scientists agree that the increase in the temperature results 2. the burning of fossil fuels. One of some byproducts 3. (call) greenhouse gases is carbon dioxide which can trap more heat energy in the atmosphere.
Over the last 100 years, the temperature of the earth 4. (increase). The 5. (attitude) towards this rise are completely different. Some are positive 6. others are negative. Those who are positive think that without the greenhouse gases the earth would be 7. (cool) than it is, 8. would not be suitable to live on. Others think the rise of the earth temperature may cause severe storms, floods, droughts and so on.
9. (actual), green house gases will continue to build up in the atmosphere. Luckily, we human beings are doing what we can 10. (reduce) green house gases. More importantly, individuals can make a difference.
高二英语语法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(1个单词)或括号内单词的正确形式。
The British have many traditions but there is nothing more typical than taking afternoon tea. We know the Brits have a deep love for tea, with more than 160 million cups 1. (drink) every day, but it was the invention of afternoon tea 2. turned tea-drink into a popular pastime.
This sociable feast involves drinking good quality tea 3. (comfortable) while nibbling (小口吃) on nice sandwiches, scones with jam and cream and a selection of small cakes. And, of course, it can only happen in the afternoon! Afternoon tea, which 4. (design) as a light snack to bridge the gap between lunch and dinner, dates back to the 1840s. It went on to become 5. fashionable social occasion for the upper classes.
Now there is a resurgence (复苏) in its 6. (popular) in the UK and it is available to anyone who can afford it. 7. it can be enjoyed at home, the best way to experience it is at a smart hotel or café. But if you’re thinking of visiting such a place 8. (enjoy) an afternoon, remember the rules you must follow to avoid 9. (ask) to leave.
Writer Henry James once noted that “there are few hours in life more agreeable than the hour spent on the ceremony10. is known as afternoon tea.” I’m sure once you have tried it, you will agree.
高二英语语法填空中等难度题查看答案及解析
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I have finally been able to become an active volunteer(n.志愿者) with the Free Meal Program in the city 1. I live. I will volunteer(v.做自愿者) at weekends and 2.(hopeful), I will help feed less fortunate people at the Rescue Center every week. At the thought of this, I can’t feel 3. (happy)!
I have applied at several other places 4. (volunteer), like SPCA and my local hospital. There is a great sense of 5. (accomplish) and pure joy in giving back to the community, helping others and in showing kindness. This is one of the things I live 6. ! I want to do what I can for society and help make a difference. I wish that many 7. (inspire) to devote a bit of their time to local organizations in the future. There’s always 8. strong need for people to come together and help out fellow humans and animals too! When 9. (do) voluntary work, we do our part in helping others. Meanwhile, volunteering 10. (promote) our social awareness. We all believe volunteering is rewarding and look forward to more of it.
高二英语语法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(不多于3个单词)或括号内单词的正确形式。
Have you ever imagined 1. (live) in 2116, 100 years from now? A recent study describes robots, underwater cities and holidays in space. City planners and experts on space and architecture were asked 2. (give) their ideas on life in 2116. According to them, the way people live, work and play will be totally different 3. how we do these things today. They also said that 25 years ago, people couldn’t imagine how the Internet 4. the smart phones would change our lives. But today, both have changed the way we communicate, learn and do daily things, and the changes in the next century will probably be even 5. (great).
Those 6. (question) in the research said that people may not go to offices in the future but will work at home instead. People will have advanced 3D printers that will let 7. download a design for furniture or a food recipe and then “print” the sofa, table or pizza at home. 8. will also be less need for visits to the doctor. People will have a home health capsule that will “diagnose” what the problem is and provide 9. (treat). They will also be going into space for holidays, and 10. (hopeful), to get resources that have been used up on the earth.
高二英语语法填空中等难度题查看答案及解析