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Happiness and sadness are states of being states of being that define the way we view the world. It is often said that some people by nature have a sunny character. Now scientists may have discovered why.
Some people may be hard-wired for happiness, while others are genetically negative, as
scientists have suggested in a study published in late February, in a British journal Proceedings of the Royal Society B.
Earlier research had already established that the gene known as 5-HTTLPR plays a key role in
determining how the neurotransmitter (神经传递素) serotonin (血清素) works within the brain. Serotonin, a hormone (荷尔蒙), passes chemical messages between nerve cells. It has been closely linked to mood. Several anti-depressant (抗抑郁) drugs regulate serotonin levels. Scientists had also identified three variants of the gene. Two so-called "short" variants were linked to a higher risk of depression and suicide attempts. Unlike the two "short" variants, the "long" variant of 5-HTTLPR showed a clear dislike of negative images, such as fierce animals, and a clear liking for positive ones, such as flowers.
Researchers from the University of Essex in Britain, led by Elaine Fox, showed participants a
series of images. The images were divided into three kinds: negative ones aimed at inspiring fear or stress such as a spider or person about to commit suicide, pleasant ones and neutral ones.
“The participants who had the long variant of the 5-HTTLPR gene showed a clear dislike of negative material alongside a careful attention for positive material,” the researchers found. They paid close attention to the pretty pictures, and ignored the frightening ones. On the other hand, the short variant groups had the opposite reaction.
In January, the Australian government organized "happiness workshops", teaching government
staff how to be happy. The department that held the "happiness workshops" said unhappy staff weren't productive staff. Australian political opposition parties have argued that the "happiness workshops" are probably a waste of money and couldn't increase productivity as intended. However, whether the workshop will have a happy or disappointing result, we will have to wait and see.
67.Form the third paragraph, we know that         .
A.affected by 5-HTTLPR, the neurotransmitter serotonin works within the blood
B.there are 5 variants of 5-HTTLPR genes which control people’s moods
C.how the neurotransmitter serotonin works is greatly determined by 5-HTTLPR
D.5-HTTLPR receives chemical messages from verve cells
68.What does “It” in the sentence “It has been closely linked to mood.” in the 3rd paragraph refer to?
A.Serotonin.          B.A nerve cell.        C.5-HTTLPR.         D.The brain.
69.If a person had the long variant of 5-HTTLPR, he or she would probably         .
A.like the images of spiders                     B.prefer the images of crocodiles
C.enjoy an image of green tress                D.suffer from depression very often
70.What can we infer from the passage?
A.People’s moods can change a little bit under the influence of certain drugs.
B.Researchers showed participants of the research two kinds of images.
C.A person possesses one long and one short variant of 5-HTTLPR at the same time.
D.The author firmly believes that “happiness workshops” will not change people’s moods.

科目 英语   题型 阅读理解   难度 较易
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相关试题

“Old wives tales” are beliefs passed down from one generation to another, For example, most of us remember our parents’ telling us to eat more of certain foods or not to do certain things. Is there any truth in these teachings? Some of them agree with present medical thinking, but others have not passed the test of time
Did your mother ever tell you to eat your carrots because they are good for your eyes? Scientists now report that eating carrots can help prevent a serious eye disease called macular degeneration. Eating just one carrot a day can reduce the possibility of getting this disease by 40%. Garlic(蒜)is good for you, too. It can kill the type of virus that causes colds.
Unfortunately, not all of Mom’s advice passed the test of medical studies. For example, generations of children have been told not to go swimming within an hour after eating. But research suggests that there is no danger in doing so. Do sweets cause tooth problems? Well, yes and no. Sticky sweets made with grains tend to cause more problems than sweets made with simple sugars.
Even though science can tell us that some of our traditional beliefs don’t hold water, there is still a lot of truth in the old wives’ tales , After all, much of this knowledge has been accumulated (积累) from thousands of years of experience in family health care. We should respect this body of knowledge even as we search for clear scientific support to prove it true or false.
73. Which of the following is TRUE according to the text?
A. Eating garlic is good for our eyes
B. Sticky sweets are damaging to our teeth.
C. Swimming after a meal is dangerous
D. Carrots prevent people from catching colds
74. The author develops the third paragraph mainly_______.
A. by cause and effect B. by order in space
C. by order in timeD. by examples
75. The phrase “ hold water” in the last paragraph most probably means “_______”.
A. to be believable B. to be valuable
C. to be admirable D. to be suitable
76. What is the author’s attitude toward “ old wives’ tale” in the text?
A. Subjective(主观的) B. Objective(客观的) C. Dissatisfied D. Curious

Reading is very important to help you learn English. To learn as much as you can from reading, you need to read different kinds of English. This book provides not only different kinds of English but also a good way to check your reading ability.
There are four parts in the book:
Part 1 is Messages: In this part somebody wants to send information in writing to somebody else. There is a test on timetable and a test on text messages.
Part 2 is People: In this part all the tests are about people. For example, there is an informal letter between friends. There is formal English in biography(传记). There is a job application as a model to help with your writing, as well as testing your reading.
Part 3 is Places: In this part, too, many different kinds of English are shown, some informal and some formal. There is the informal English of a holiday postcard. There is also the formal English in a letter of complaint.
Part 4 is Things: You will find some descriptive writing in this part. There are descriptions of clothes and of a computer.
You can do these tests in any order you like, or you can do all the tests with a formal or informal text. I enjoyed writing this book and I hope you enjoy using it.
69. We can find the introduction to a product in ___________.
A. part 1 B. Part 2 C. Part 3 D. Part 4
70. Which of the following is most probably written in informal English?
A. A letter of complaint. B. A computer handbook.
C. A letter of a friend. D. A story of a president.
71. The passage is most probably written for _________.
A. test designers B. students C. test-takers D. teachers
72. What is the best title of the book?
A. Test Your Reading B. Help with Your Writing
C. Learn Different Kinds of English D. Practise English in Different Ways

Mark Twain was a great writer. He was from the USA. He was born in 1835. He was also a famous speaker. He was famous for his sense of humour. Many people liked to listen to him talk because he liked to tell some interesting stories to make people laugh all the time. One day Mark Twain was going to a small town because of his writing. Before he was going to leave, one of his friends said to him that there were always a lot of mosquitoes in the town and told him that he’d better not go there. Mark Twain waved (摇动) his hand and said, “It doesn’t matter. The mosquitoes are no relatives of mine. I don’t think they will come to visit me.”
After he arrived at the town, Mark Twain stayed in a small hotel near the station. He went into his room, but when he was just about to have a rest, quite a few mosquitoes flew about him. The waiters felt very sorry about that. “I’m very sorry, Mr Mark Twain. There are too many mosquitoes in our town.” One of them said to him.
Mark Twain, however, made a joke, saying to the waiter, “The mosquitoes are very clever. They know my room number. They didn’t come into the wrong room.” What he said made all the people present laugh heartily.
But that night Mark Twain slept well. Do you know why? That was because all the waiters in the hotel were driving the mosquitoes away for him during the whole night.
65. That day Mark Twain went to the town _____.
A. to see one of his friends
B. because he wanted to do something there for his writing
C. because he was told there were a lot of mosquitoes there
D. to see one of his relatives
66. The waiters felt sorry because _____.
A. they did something wrong to Mark Twain
B. their hotel was too small
C. the room was not very clean
D. there were quite a few mosquitoes in Mark Twain’s room
67. All the people present laughed heartily because _____.
A. the mosquitoes were very clever and they didn’t come into the wrong room
B. the mosquitoes knew Mark Twain’s room number
C. Mark Twain gave the waiters some nice presents
D. Mark Twain made a joke
68. From the story we know _____.
A. no mosquitoes troubled Mark Twain in the night
B. the owner of the hotel told the waiters to look after Mark Twain well at night
C. Mark Twain didn’t have a good rest that night
D. there were not mosquitoes in the hotel any longer

第三部分:阅读理解(共20小题;每小题2分。满分40分)
阅读下列短文,从每题所给的四个选项(A、B、C、D)中,选出最佳选项,并在答题卡上将该项涂黑。
February has long been a month of romance. With the sweet smell of roses in the
air, romantic films hit cinemas and love stories fill newspapers and magazines.
On the 14th day, it is a custom for a boy to take his girlfriend out to dinner, buy her
flowers and chocolates, write poems, sing to her or even spell out her name with rose petals! This is what you see on Valentine’s Day, a day named after Valentine who was a priest in the third century Rome. When the emperor (皇帝) decided that single men could become better soldiers than those with wives, he didn’t allow marriage.
But Valentine continued to perform marriage ceremonies for young lovers in secret. When his actions were discovered, the emperor sentenced him to death. While in prison, it is said that Valentine fell in love with the daughter of his prison guard. Before his death, he wrote her a letter, which he signed “From your Valentine”, an expression that is still in use today. Valentine died for what he believed in and so he was made a Saint (圣徒), as well as becoming one of history’s most romantic characters.
Nowadays, Valentine’s Day is also popular among Chinese young people. Some students are planning to make Valentine’s cards for parents, teachers and friends. Others want to hold parties at which they will exchange small gifts and eat heart-shaped cakes. The idea is to have fun and encourage people to share in the spirit of St. Valentine.
61. Why did the emperor in Rome not allow marriage in his country?
A. Because there were few women in his country at that time.
B. Because he thought men without wives could be better soldiers.
C. Because there wasn’t enough food for so many people.
D. Because he wanted to control the birth rate.
62. Valentine was put into prison because ______.
A. he killed one of the soldiers B. he stole a lot of food
C. he didn’t obey the emperor’s order D. he didn’t want to be a soldier
63. The last paragraph mainly tells us ______.
A. students in China send cards to their teachers
B. it is a good idea to celebrate Valentine’s Day in China
C. it is interesting to celebrate Valentine’s Day in China
D. Valentine’s Day is also popular in China now
64. The best title for this passage should be ______.
A. Valentine’s Day B.A Brave Priest
C. Valentine’s Day in China D. A Romantic Man


“ A very disruptive(扰乱型的) six-year old child kicked my legs and clawed at my hand,”said one teacher. “I broke up a fight and was kicked between my legs,”said another. Many people have heard stories like this. But the situation is more worrying still and it involves parents.
Every child , regardless of the circumstances into which they are born,has the right to achieve their potential,regardless of their parents’ wealth and class. And we recognize that, as a nation,it is a long way to achieve this goal .But rights come with responsibilities and what worries people is that we are in danger of neglecting the latter.
Far too many children are behaving badly at school,even to the point of being violent to staff. This is terrible enough,but it is hard to be surprised since many children are just mirroring the behavior of their parents. Too many are starting school unable to hold a knife and fork, unused to eating at a table,and unable to use the lavatory properly.
We are in danger of becoming a nation of families living separate lives under one roof. The bedroom, once a place to sleep,has become the living space for the young. Spending hours in front of computer screens, on social networking sites or being immersed in computer games, children and young people spend little time with their parents. Parents are unable to monitor just what their children are watching.
Schools cannot right the wrongs of society and teachers cannot become substitute parents. Both parties need to work together. Parents must be helped and given confidence to take back control. They are responsible for setting boundaries for their children’s behavior and sticking to those boundaries when the going gets tough. They are responsible for setting a good example to their children and for devoting that most precious of resources---time----so that children come to school ready and willing to learn.
56. In the opinion of the writer, what problem do people ignore?
A. The school violence.
B. The pressure of students’ learning
C. The right to achieve students potential.
D. the responsibilities of the students.
57. The writer’s attitude to the behaviors of parents may be that of ________.
A. dissatisfied B. unconcern C. understadning D. tolerance
58. The underlined part in Para 4 may means__________.
A. parents and children live in their separate rooms
B. parents care little about children’s life at home
C. children don’t live with their parents in the same room
D. at home children live a different life from that of parents
59. From the last paragraph, we can infer that______.
A. schools can’t correct the wrongs that society does to teachers
B. teachers have no responsibility for playing the role of parents
C. parents should spend time with children making them ready to learn
D. students are responsible for making themselves known in society
60. What might be most suitable title for the passage?
Children’s behavior at school is worrying people
Parents expect schools to correct their children’s bad habits
There is no point in parents’ teaching children at home
Don’t blame teachers when it’s parents who are failing

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