If English means endless new words, difficult grammar and sometimes strange pronunciation, you are wrong. Haven't you noticed that you have become smarter since you started to learn a language?
According to a new study by a British university, learning a second language can lead to an increase in your brain power. Researchers found that learning other languages changes grey matter. This is the area of the brain which processes information. It is similar to the way that exercise builds muscles.
The study also found the effect is greater, the younger people learn a second language.
A team led by Dr Andrea Mechelli, from University College London, took a group of Britons who only spoke English. They were compared with a group of "early bilinguals" who had learnt a second language before the age of five, as well as a number of later learners.
Scans showed that grey matter density (密度) in the brain was greater in bilinguals than in people without a second language. But the longer a person waited before mastering a new language, the smaller the difference.
"Our findings suggest that the structure of the brain is changed by the experience of learning a second language," said the scientists.
It means that the change itself increases the ability to learn.
Professor Dylan Vaughan Jones of the University of Wales, has researched the link between bilingualism and maths skills. "Having two languages gives you two windows on the world and makes the brain more flexible (灵活的),"he said. "You are actually going beyond language and have a better understanding of different ideas."
The findings were matched in a study of native Italian speakers who had learned English as a second language between the ages of two and 34. Reading, writing, and comprehension were all tested. The results showed that the younger they started to learn, the better. "Studying a language means you get an entrance to another world," explained the scientists.The main subject talked about in this passage is ______.
| A．science on learning a second language |
| B．man’s ability of learning a second language |
| C．1anguage can help brain power |
| D．1anguage learning and maths study |
In the second paragraph, the writer mentions “exercise” in order to ______.
| A．say language is also a kind of physical labor |
| B．prove that one needs more practice when he (she) is learning a language |
| C．to show the importance of using the language when you learn the language |
| D．make people believe language learning helps grey matter work well |
The underlined word “bilingual'’ probably means ______.
| A．a researcher on language learning |
| B．a person who is good at learning foreign languages |
| C．a person who can speak two languages |
| D．an active language learner |
People in several American states may be surprised to see cars on city streets without a driver. Experimental driverless vehicles now are legal in Florida, Nevada and California. They are pointing the way to a future that is not far down the road. The high-tech company Google has a number of self-driving cars, which had covered 480,000 kilometers by August. Volvo is among the companies doing road tests and says it plans to sell driverless cars by 2020.
In September, California Governor Jerry Brown signed an act to allow autonomous vehicles on the roads of his state. “Today we’re looking at science fiction becoming tomorrow’s reality—the driverless car.” The technology for these cars includes cameras, radar and motion sensors. The systems have been improved through competitions sponsored by the US government agency DARPA. Engineer Richard Mason of the Rand Corporation helped design driverless vehicles for DARPA challenge races.
“Cars have become much more fuel-efficient, and new electronic features are making Hondas safer,” said Angie Nucci of Honda America. “A camera on the passenger-side mirror actually engaged on your guiding screen so you can safely change lanes.” Other safety features include warning systems on the front and the sides of the cars. These systems help drivers, but don’t replace them. Curator Leslie Kendall of the Petersen Automotive Museum said autonomous cars will make the high ways safer．
“By taking out drivers, you also remove most risks of an accident,” Kendall said. He said consumers, however, may be unwilling to lose control. “It may take them time to come to realize that the technology is indeed reliable, but it will have to prove itself first.”
Mason said the technology already works and the biggest challenge now is getting down the cost for driverless vehicles from hundreds of thousands of dollars to something more affordable. He said this will happen as the technology is improved.What can we learn from Paragraph l?
A. Volvo will be the first to sell driverless cars.
B. Driverless cars are pointing us a faraway future.
C. Driverless vehicles are now legal in the whole USA.
D. Google’s self-driving cars have covered a long distance.We learn that Governor of California Jerry Brown_________.
| A．helped design self-driving cars |
| B．supports self-driving cars on roads |
| C．considers self-driving cars science fiction |
| D．improved the self-driving car systems |
According to Richard Mason, what is the biggest challenge for driverless cars?
| A．They are not allowed to run on the road. |
| B．Their technical problems remain to be solved. |
| C．They are now too expensive for consumers. |
| D．They are more dangerous for people on the street. |
Which is the best title for the passage?
| A．The Benefits of the Self-driving Cars |
| B．The Biggest Challenge of the Self-driving Cars |
| C．Safer or More Dangerous Self-driving Cars |
| D．Self-driving Cars—Science Fiction Future Is Near |
A Southampton University team found that people who were vegetarians by 30 had recorded five IQ points higher on average at the age of 10. Researchers said it could explain why people with a higher IQ were healthier as a vegetarian diet was linked to lower heart disease and obesity rates. The study of 8,179 people was reported in the British Medical Journal.
Twenty years after the IQ tests were carried out in 1970, 366 of the participants said they were vegetarians — although more than 100 reported eating either fish or chicken.
Men who were vegetarians had an IQ score of 106, compared with 101 for non-vegetarians; while female vegetarians averaged 104, compared with 99 for non-vegetarians. There was no difference in the IQ scores, between strict vegetarians and those who said they were vegetarians but reported eating fish or chicken.
Researchers said the findings were partly related to better education and higher class, but it remained statistically significant after adjusting for these factors.
Vegetarians were more likely to be female, to be of higher social class and to have higher academic or vocational qualifications than non-vegetarians. However, these differences were not reflected in their annual income, which was similar to that of non-vegetarians.
Lead researcher Catharine Gale said, “The findings that children with greater intelligence are more likely to report being vegetarians as adults, together with the evidence on the potential benefits of a vegetarian diet on heart health, may help to explain why a higher IQ in childhood or adolescence is linked with a reduced risk of coronary heart disease in adult life.
But Dr Frankie Phillips of the British Dietetic Association said，“It is like the chicken and egg. Do people become vegetarians because they have a very high IQ or is it just that they are clever enough to be more aware of health issues？”What’ s the result of the research mentioned in the text?
| A．Children with a higher IQ are less likely to have heart disease later in life. |
| B．Intelligent children are more likely to become vegetarians later in life. |
| C．Intelligent children tend to belong to higher social class later in life. |
| D．Children with a healthier heart tend to have a higher IQ later in life. |
It was found in the research that________.
| A．most of the participants became vegetarians 20 years after the IQ tests were carried out |
| B．female vegetarians were more likely to have higher annual income than non-vegetarians |
| C．vegetarians who ate fish or chicken were of similar intelligence with strict vegetarians |
| D．vegetarians were more likely to have higher annual income than non-vegetarians |
Catharine Gale talked about “being vegetarians” in a(n)________way.
| A．doubtful | B．favorable |
| C．negative | D．objective |
What’ s the best title for the text?
| A．Get more IQ points! |
| B．Be a vegetarian, please! |
| C．A high IQ is linked to being a vegetarian |
| D．Vegetarian diet cuts heart risk |
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Hotel Amenities：Parking，Heated Pool, Television with Cable, and Coffee Maker in Room．Which hotel gives a promise?
| A．Beach Plaza Hotel． | B．Baymont Inn Ft . Lauderdale． |
| C．Baymont Inn Hotel． | D．Fort Lauderdale Plaza Hotel． |
In which hotel parking is the cheapest?
| A．Beach Plaza Hotel． | B．Baymont Inn Ft . Lauderdale． |
| C．Baymont Inn Hotel． | D．Fort Lauderdale Plaza Hotel． |
If you ______ , you will probably go to Beach Plaza Hotel．
| A．enjoy seeing films without leaving your hotel room |
| B．want to eat food cooked by yourself in the hotel |
| C．are fond of swimming in heated water |
| D．are a cigarette smoker |
Which of the following is NOT true to the ads?
| A．In Beach Plaza Hotel a 24-hour maid is available． |
| B．All of the three hotels provide television with cable． |
| C．You can keep your money in the room safe in Fort Lauderdale Plaza Hotel． |
| D．While staying in Fort Lauderdale Plaza Hotel, you can surf the Internet． |
There has been an outpouring of love for a 23-year-old disabled woman whose dog was killed in front of her while a groomer(美容师) tried to trim(修剪) its claws.
Calls and e-mails came from as far away as the Upper Peninsula and Arizona as well as Oakland and Macomb counties, offering Laurie Crouch, who uses a wheelchair because of multiple sclerosis(硬化症), everything from dogs to money, such as that from Jason Daly of Roseville who said, “ I would like to buy her a new dog.”
A story about the death of Crouch’s pet, Gooch, was printed on the front page of Macomb Daily. Crouch said a man sat on the dog to trim its nails. Gooch died after one claw was trimmed.
Crouch yelled at the groomer to stop when she saw Gooch was struggling to breathe, but she said she was ignored. “If I could have walked, I would have put my hands on her and pulled her off my dog and physically stopped her, but I can’t do that.” Gooch was not a trained service animal, but naturally helped Crouch by picking up things for her.
“This case is absolute animal abuse(虐待),” Larry Obrecht, division manager of the Oakland County Animal Shelter in Auburn Hills, said.
People who read the story contacted Oakland Press to offer help. A message, from Rebecca Amett of Giggles N Wiggles Puppy Rescue, in Roseville, said, “We have puppies to donate … and want to help the young woman who lost her service dog.”
“When Gooch was with me, I was happy,” Crouch said, “I think I can be happy again but no animal can replace Gooch. There’s never going to be another Gooch out there but I think I will find a dog that can bring me joy again.”What does the passage mainly tell us?
| A．A disabled woman’s service dog. |
| B．A cruel groomer killed a disabled woman’s dog. |
| C．People’s love for a disabled woman who lost her dog. |
| D．Disabled woman loves to have the dog as company. |
People called and emailed to .
| A．offer help and care to Laurie Crouch. |
| B．give their angry voice to the groomer. |
| C．offer a cure for Crouch’s disease. |
| D．tell Crouch how to punish the groomer. |
We can infer from the passage that .
| A．Crouch refused to take another dog. |
| B．Crouch must be sad after losing her dog. |
| C．Crouch has accepted another dog from a stranger. |
| D．Crouch can live well without a dog’s company. |
Australians have evidently realized the fact that water means life and we need to he more thoughtful in our use of this rather precious resource．Since the year 2000, Australians have managed to reduce their use of water by 14% ． In the most populous city, Sydney, they've managed to use less water in 2007 than in 1974, even though the city grew by l． 2 million souls in this period．
Across the country nearly 20% of all households have water tanks．That would probably be due, in large part, to the various state governments offering generous rebates． In NSW, for example, where 24,000 households have taken up the offer, you can get $1,500 AUD back if you fix a 7,000 + litre tank and have it attached into your toilet and washing machine．
Creywater use has taken off too． The Australian Bureau of Statistics suggest that it's now the second most common source of water in Australia, with over half of the country's homes reusing water from their washing machines, showers and baths． The state of Victoria leads with 70% using greywater, and Queensland, coming close behind with 63%．
Up in the northern state of．Queensland, some of their dams have been below 20%． Sydney's main dam is only at 56% of its potential capacity．
The country's ongoing drought（干旱） has seen more than 95% of the length of the Murray- Darling Basin （ the two major river systems that supply the nation's 'food basket' ） regarded as ' degraded', Supply of water has become such an issue that hydro-electric power（水力发电） output has dropped 7% in a recent 9 year period for the states of NSW, Victoria and Tasmania．Not good for promoting our uptake understanding of renewable energy in these climate changing times．But at least the message is getting through about making every drop count．The underlined word "rebate" in paragraph 2 probably means．
| A．discount or allowance | B．water tanks for free |
| C．agreements or payment | D．washing machine of high quality |
Which of the following statements is TRUE?
| A．The state of Victoria is playing a leading role in greywater use． |
| B．More water has been used in Australia with the growing population． |
| C．The state of Queensland gets its water mostly from the north of its state． |
| D．Some of the dams in Queensland are too weak to hold potential water． |
We can learn from the last paragraph that．
| A．the country's water shortage is partly due to continuous drought |
| B．large quantities of water are being used to produce electricity |
| C．the author hopes water resource could be used to the fullest |
| D．the author disagrees with the use of renewable energy |
The passage is likely to appear in．
| A．a scientist's diary | B．a history paper |
| C．a travel guidebook | D．a newspaper |