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With keepers to feed them, vets to cure them, and no predators (捕食者) to eat them, animals in a zoo usually live much 1.(long) than animals in the wild. Zoo life is safe, but it can also be boring.
In the wild, survival is 2. full-time job, consisting of finding food, taking care of babies, and steering clear of all the things that might want to eat you. 3.(compare) with their wild cousins, says one zoo vet, 200 animals are unemployed.
Scientists4.(observe) animals in their natural environments realized that some zoo animals were doing all sorts of 5.(nature) things those species don’t do in the wild. Tigers paced back and forth 6. (end). Elephants moved their heads up and down. These are signs of boredom and stress. And scientists have learned that being stressed out can actually make animals and people sick.
Giving zoo animals food and shelter 7.( be ) not enough to keep them healthy. They also need something 8.( do ). These days, problems likes pacing are less common because zoos try to make life interesting for animals that live there, with habitats, games, and even toys9. encourage natural skills and behaviors. These things are just as important for the animals’ good health 10. a proper diet or a visit from the vet.
高二英语语法填空中等难度题
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At present, more and more people around the world are learning Chinese, Last month, I 1. (receive) an email from my cousin Jack in Canada. He said he was enthusiastic 2. Chinese, and asked me to find him some books which were intended for Chinese 3. (begin). I was very pleased to do such a favor. So I went from one bookstore to another, 4. (hope) to find something 5. (help) for him. Finally, I selected a set of(一套)Chinese textbooks among a variety of similar ones. Then I went to a post office to have them 6. (send) by air without delay. Several days 7. (late), I got Jack’s email saying that he 8. (real) appreciated the books he had received, and he was starting to learn Chinese just like many other foreigners abroad,9. made me very glad, although I know it may be 10. enjoyable challenge for him.
高二英语语法填空中等难度题查看答案及解析
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Nowadays, it is common that more and more high school students open their own micro-blogs on the Internet. For one thing, it can provide a colorful platform to show their talent. For 1. , it is a useful way to release their pressure. And all these make it more and more popular with high school students. 2. , many parents and teachers hold a different view. They think that managing one’s micro blog will take a lot of time and energy, 3. should be used to study.
In my view, I am greatly in favor 【小4】 this activity. Today the Internet is playing 4. important and essential role in our life. Therefore as high school students, we need to learn to make use of this 5. (value) tool to communicate and display ourselves. What’s more, opening microblogs need various abilities such 6. writing, designing , being skillful at computer and so on. Only if we master those abilities can we make a successful micro blog. As a result, we will improve ourselves while 7. (organize) our microblogs.
In fact, microblog 8. (oneself) is of little harm. It is your attitude towards it 9. matters. We should take the advantages and avoid some bad effects.
高二英语语法填空中等难度题查看答案及解析
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A family can be two or more people 1. share goals and values, have long-term commitments to one another, and usually live in the same house. Families range from all sorts of 2. (race), forms and sizes. Families differ in various ways but each one has 3. (it) own definition of a happy home and family. So, what makes a happy family? There are many important factors that make a happy family.
Order is one of the important factors that make a happy family. With order there is no chaos or 4. (confuse) in the home. A well-organized family will be able to function smoothly and easily in 5. (complete) various tasks that each individual must do. When each individual knows his/her own responsibility, he/she is capable and able to bring 6. (much) harmony and peace in the home.
Quality time is definitely one aspect to having a happy family. This quality time 7. (spend) together as a family no matter what the activity is will 8. (sure)strengthen a family’s relationship. Quality time 9. (help) to develop a bond between family members. Not only will this strengthen ties, it will provide you 10. memories of times spent together, whether it is having fun, being sad, happy, or bad.
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The UK produces more electricity from renewable sources 1. it did from fossil fuels. That means the energy 2. (produce) from wind farms, solar panels, biomass and hydropower plants is more than the amount of energy from coal, oil, and gas. This is something 3. hasn’t happened since the UK’s first power station opened in 1882.
Renewable energy production accounts for 40% of the UK’s electricity, with fossil fuels behind at 39%. Of the 4. (remain) 21%, the majority came from nuclear power stations.
Less than 10 years ago, the fossil fuel contribution 5. the UK electricity market was around four-fifths, but the situation is changing 6. (quick). Back in May, the country 7. (go) six days without burning any coal at all—and indeed coal-powered plants are due to be closed by 2025.
It’s encouraging 8. (see) that the country that kicked off the Industrial Revolution is now helping to lead the way towards 9. renewable future—because of the UK’s size, it’s not going to make the biggest 10. (differ) to CO2 levels overall, but lets hope the other nations will follow suit.
高二英语语法填空中等难度题查看答案及解析
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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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No body language can be more attractive/ fascinating than smiling. Not only can a beautiful smile make1.(us) happy, but also it enables others to feel 2.delight).3.a smile is so powerful that it gives people 4. (suffer) from disasters great courage.
A little boy5.name) Lang Zheng, for instance, impressed and encouraged a great many people6.a serious earthquake happened in Wen Chuan. Right after he7.(rescue) by the soldiers from the ruins, he saluted and smiled to them. His smile was like sunshine which warmed people who were in8.sad).
It is safe/ no exaggeration to say that without smile our life 9.(be )colorless and difficult. It is suggested that we10. (smile) as much as possible.
高二英语语法填空中等难度题查看答案及解析
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Americans love pets. In America, there are more families with pets 1. those with children. It is common 2. U.S. homes have some sorts of pets, such as monkeys, snakes and even wolves. But Americans’ all-time favorites are cats and dogs, because dogs can offer 3.(protect) from thieves and unwelcome visitors and cats can help get rid of the home unwanted pests. Beneath keeping pets, there lies a basic American belief: Pets have a right to be treated well. In Houston, Texas, dogs can have a right to be treated well. In Houston, Texas, dogs can have dinner 4.(deliver) to their homes, just like pizza. Pets can even go with 5. owners on vacation. Besides, at least 75 animal welfare organizations exist in America 6. provide care and adoption services for homeless and ill-treated animals. To pay for the high-tech health care, people can buy health insurance 7. their pets. Pets are 8. basic to American culture as hot dogs or apple pie. By now researchers 9. (discover) that interacting with animals lowers a person’s blood pressure. Pets even encourage social relationships. They give their owners an appearance of friendliness, and they provide10. good topic of conversation.
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These days, people 1. (do) manual work often receive far more money 2. clerks who work in offices. People who work in offices are frequently 3.(refer) to as 'white-collar workers' for the simple reason 4. they usually wear a collar and tie to go to work. 5. is human nature, that a great many people are often willing to sacrifice higher pay 6. the privilege of becoming white collar workers. This can give rise to curious situations, 7. it did in the case of Alfred Bloggs who worked as a dustman for the Ellesmere Corporation. When he got married, Alf was too 8.(embarrass) to say anything to his wife about his job. He 9.(simple) told her that he worked for the Corporation. Every morning, he left home 10.(dress) in a smart black suit.
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A new study has found that graduate students are six times more likely to show depression symptoms 1. the general population. Researchers led by Evans, a scientist, surveyed 2,279 students in 26 different 2. (country). Approximately 40% of the surveyed graduates scored middle 3. severe for anxiety. Nearly 40 percent of the surveyed graduates also showed signs of middle to severe depression. It’s not hard 4. (understand) why life as a master student can drive some people crazy. Long hours in researching, social loneliness and feelings of not being respected 5. (complete) can break even the most motivated persons among us. When this situation persists, the anxiety and depression can become part of their life. The relationship 6. their teachers is another aspect 7. can deeply influence a graduate student’s mental health. Among the graduates with anxiety or depression, only half agreed that their professional teachers 8. (provide) real help. These unbelievable high rates of anxiety and depression, when 9. (compare) to the general population, are alarming and should serve as 10. wakeup call for the academic world, expert Evans says.
高二英语语法填空中等难度题查看答案及解析
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Few words 1. (speak) more often every day on the streets of Britain than “I’m sorry”. This phrase has become such a common 2. (respond) that it has taken on a lot of meanings. Sorry means to apologize. This is simple and easy to understand. But in Britain, it takes on another meaning. It is a 3. (culture) expression. Imagine this: a man walks down the street, 4. (look) down at his phone. A woman is walking in the opposite direction, toward the man. She sees him, but she can’t get out of the way in time. The man 5. (knock) into the woman. Naturally, the man should say sorry, because it was he who wasn’t looking 6. he was going. Yet in Britain, it is common 7.both to apologize. Other times 8. may sound funny to hear “sorry”. Some of my friends say it at restaurants, as they ask the waiter: “sorry, but can I order another drink?” It is not to apologize, 9. just to express that we need the waiter. In Britain, sorry doesn’t always mean 10. (exact) what you think.
高二英语语法填空中等难度题查看答案及解析