[1]While the Internet is a great tool it also makes it easier for bullies to pick on their prey(猎物). According to the iSafe Foundation,over half of adolescents and teens have been bullied online, and about the same number have engaged in cyber bullying. Here is one story on how researchers are developing software to fight cyber bullies.
[2]Jeffery Michalenka learned his black belt in karate, but despite the fact he was a trained fighter he was often picked on by bullies. "Name called, teasing, when he was younger they would call him heifer(小母牛)," said Deborah Mich~denka,Jeffery's mother.
[3]As in Jeffery's case social media enables bullies to act anonymously while spreading their hatred rapidly. That's why artificial intelligence scientists at MIT are creating a software program to detect cyber bullying.
[4]"Bullies only talk about a few topics. It's usually racial or ethnic slurs(诽谤). It's things about personal appearance,social acceptance or rejection and threats' of violence,'' said Henry Lieberman, MIT artificial intelligence scientist.
[5]The researchers say subtle bullying is often hard to detect but their software can analyze sentences and determine if they are detrimental(有害的)to each gender. On the surface the sentence "you look pretty in pink" appears friendly if it is posted on a girl's wall. But on a boy's wall a cyber bully may be trying to anger the boy.
[6]"It may save a child's life and that's really what matters," Deborah concluded.
[7]Just one more way to fight cyber bullies before another child is hurt online.
[8]The team hopes social network sites will someday use this software to help detect bullying. The researchers are already working with Formspring,a social network site like Facebook. They also want the software to provide advice to the victims on what to do if they receive mean messages.What could be the best title for the text? (no more than 5 words)
What do we know about Jeffery Michalenka from the text? (no more than 10 words)
What things do bullies usually talk about? (no more than 12 words)
What can the software mentioned in the text do? (no more than 15 words)
Why the sentence “you look pretty in pink” appears unfriendly if it’s posted on a boy’s wall? (no more than 14 words)
Sydney—A shark savaged a schoolboy's leg while he was surfing with his father at a beach in Sydney on February 23.It was the third shark attack along the coast of Australia's largest city in a month.
The 15-year-old boy and his father were in the water off Avalon, on Sydney's northern beaches, around dawn when he was attacked.The city's beaches are packed with locals and tourists during the summer months.
"The father heard a scream and turned to see his son trashing (扭动) about in the water," police said."Fortunately, the shark swam away and the boy was helped to shore by his father.
Lifesaving Club spokesman Nick Miller: "It got him around the top of his left leg and the father came and dragged him out of water." He said the boy was bleeding heavily when he was brought to shore."There was a lot of pain, as you can imagine".The teenager was airlifted to hospital for treatment for leg injuries.
Police said the bites" cut through to the bone" , but the boy did not appear to have sustained any fractures (骨折).He was in a stable condition now.
Several beaches were closed after the attack.Water police and lifeguards were searching for the shark, while police hoped to identify its species by the shape of the bite marks.But they said it was too early to say what type of shark attacked the boy."I don't even know if he saw it," Miller said.
Many shark species live in the waters off Sydney's beaches, but attacks on humans are still relatively rare.However, there were two attacks on successive days earlier this month, one on a navy diver in Sydney harbor, not far from the famous Opera House, and the other on a surfer at the city's world-famous Bondi beach.
Fishermen say shark numbers are on the rise.There is a ban on commercial fishing in the harbor, which has increased fish stocks.Marine experts also claim environmental protection has created a cleaner environment, attracting sharks closer to shore as they chase fish.Many shark species, including the Great White—the man-eater made famous in Steven Spielberg's Jaws—are protected in Australian waters.The report mainly tells us _______.
A.shark attacks on humans are on the rise |
B.sharks attacked humans three times in one month |
C.a boy was attacked by a shark at a Sydney beach |
D.shark numbers are increasing in the waters off Sydney's beaches |
The underlined word" savaged "in the first paragraph probably means _______.
A.attracted | B.dragged |
C.bit | D.packed |
What do we know about the city of Sydney from the passage?
A.It is one of the largest cities in Australia. |
B.Sydney harbor is not far from the famous Opera House. |
C.There are many locals and tourists on its coast all year round. |
D.There are few shark species in the waters off Sydney's beaches. |
All the followings are the causes of Australia's sharks increasing EXCEPT that_______.
A.environmental protection has created a cleaner environment |
B.a ban on commercial fishing has increased fish numbers |
C.many shark species are protected in Australia waters |
D.the film Jaws made the Great White famous |
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We are all interested in equality, but while some people try to protect the school and examination system in the name of equality, others, still in the name of equality, want only to destroy it.
Any society which is interested in equality of opportunity and standards of achievement must regularly test its pupils. The standards may be changed — no examination is perfect — but to have no tests or examination would mean the end of equality and of standards. There are groups of people who oppose this view and who do not believe either in examinations or in any controls in schools or on teachers. This would mean that everything would depend on luck since every pupil would depend on the efficiency, the values and the purpose of each teacher.
Without examinations, employers will look for employees from the highly respected schools and from families known to them — a form offavoritismwill replace equality at the moment. The bright child from an ill-respected school can show certificates to prove he or she is suitable for a job, while the lack of certificate indicates the unsuitability of a dull child attending a well-respected school. This defense of excellence and opportunity would disappear if examinations were taken away, and the bright child from a poor family would be a prisoner of his or her school’s reputation, unable to compete for employment with the child from the favored school.
The opponents(反对者) of the examination system suggest that examinations are an evil force because they show differences between pupils. According to these people, there must be no special, different, academic class. They have even suggested that there should be no form of difference in sport or any other area: all jobs or posts should be filled by unsystematic selection. The selection would be made by people who themselves are probably selected by some computer.The word “favoritism” in paragraph 3 is used to describe the phenomenon that .
A.bright children also need certificates to get satisfying jobs. |
B.poor children with certificates are favoured in job markets. |
C.children from well-respected schools tend to have good jobs. |
D.children attending ordinary schools achieve great success. |
What would happen if examinations were taken away according to the author?
A.Schools for bright children would lose their reputation. |
B.There would be more opportunities and excellence. |
C.Children from poor families would be able to change their schools. |
D.Children’s job opportunity would be affected by their school reputation. |
The opponents of the examination system will agree that .
A.jobs should not be assigned by systematic se lection |
B.computers should be selected to take over many jobs. |
C.special classes are necessary to keep the school standards |
D.schools with academic subjects should be done aw ay with |
The passage mainly focuses on .
A.schools and certificates | B.examination and equality |
C.opportunity and employment | D.standards and reputation |
Do you find getting up in the morning so difficult that it's painful ? This might be called laziness, but Dr. Kleitman has a new explanation. He has proved that everyone has a daily energy cycle.
During the hours when you labour through your work you may say that you're "hot". That's true. The time of day when you feel most energetic is when your cycle of body temperature is at its peak . For some people the peak comes during the forenoon. For others it comes in the afternoon or evening No one has discovered why this is so , but it leads to such familiar monologues(自言自语) as : "Get up, John! You'll be late for work again !" The possible explanation to the trouble is that John is at his temperature-and -energy peak in the evening. Much family quarrelling ends when husbands and wives realize what these energy cycles mean, and which cycle each member of the family has.
You can't change your energy cycle, but you can learn to make your life fit it better. Habit can help, Dr. Kleitman believes . Maybe you're sleepy in the evening but feel you must stay up late anyway . Counteract(对抗/抵消)your cycle to some extent by habitually staying up later than you want to .If your energy is low in the morning but you have an important job to do early in the day, rise before your usual hour. This won't change your cycle, but you'll get up steam and work better at your low point.
Get off to a slow start which saves your energy. Get up with a leisurely yawn and stretch . Sit on the edge of the bed a minute before putting your feet on the floor . Avoid the troublesome search for clean clothes by laying them out the night before. Whenever possible, do routine work in the afternoon and save tasks requiring more energy or concentration for your sharper hours.If you wants to work more efficiently at your how point in the morning, you should _____.
A.change his energy cycle | B.overcome his laziness |
C.get up earlier than usual | D.go to bed earlier |
You are advised to rise with a yawn and stretch because it will _____.
A.help to keep your energy for the day's work |
B.help you to control your temper early in the day |
C.enable you to concentrate on your routine work |
D.keep your energy cycle under control all day |
What’s the best title of the passage?
A.Change Your Habits | B.Save Your Energy |
C.Daily Energy Cycle | D.Temperature- and-Energy Peak |
The text is probably taken from a _________.
A.news report | B.research paper | C.medical textbook | D.fashion journal |
Twenty-three-year old Rio Safiyanto sells face masks, or coverings, for about 30 cents each in central Jakarta, Indonesia. He makes enough money to buy a cell phone that permits him to visit websites. He says every average person has a cellphone. He likes having one because he can talk to his family when he is away from home. And, he is especially pleased that he can use it to listen to music. It is known as a feature phone 。That is because it is cheaper and cannot perform as many actions as more advanced phones like the Apple iPhone.
These devices make up the majority of cell phones sold around the world. They have proven more successful in places like Indonesia, where some smartphones cost 700 dollars or more. Although many lower-income users are new to smartphones, they are quickly learning to use the technology.
Cell manufacturer Nokia offers a service called Life Tools. For a small monthly payment, the company sends text messages to farmers. The messages tell of weather conditions, crop prices, agricultural news and give other advice.
Local businessman Aldi Haryopratomo has developed a way for small store owners to sell things like prepaid cellphone minutes and life insurance through text messages. Ruma is the company that developed the technology. The company is working on a system that will notify people about jobs in their area.
At a recent digital technology show in Jakarta, banks offered no-interest financing for credit card purchases. Marina Luthfiani manages a mobile shop in the area. She said almost everyone can buy a smartphone because of competitive financing and credit choices. She says Indonesians like to buy the latest devices.
A report last June by Semiocast, a French internet research company, said Jakarta was the world's top tweeting(发微博)city, ahead of Tokyo and London.Why are feature phones popular in Indonesia?
A.It has fewer functions. |
B.It can be used to enjoy music. |
C.It is less expensive. |
D.It is more attractive. |
What is true of the service Life Tools?
A.It can sell agricultural products |
B.It provides useful information to farmers |
C.It is free of charge mainly for farmers. |
D.It helps farmers to make production plan. |
What does the underlined word “notify’ in Paragraph 4 mean?
A. Inform | B.Ask | C.Direct. | D.Help. |
What is the main idea of the text?
A.Indonesians like services on the Internet |
B.The Internet is widely used in Indonesia. |
C.Feature phones are the only choices in Indonesia. |
D.More and more Indonesians use smartphones. |