四级After such an experience an animal often remains passive even when it can effect change—a state they called learned helplessness.
四级He could not watch television except for two programs aweek, could not play with his friends after school until he finished his homework, and had to read two books a week and write book reports about them.
六级After the failure of Lehman Brothers, many of the world’s largest banks feared the worst as the collapse of the housing bubble exposed investments in risky loans.
高考After reading some history books on how the first group of Chinese immigrants survived in America of the 19th century, she has become keen on her own family history and that of others.
六级After being dogged by technical delays for years, sir Richard Branson, virgin Galactic's founder, had recently suggested that a Spaceship Two craft would carry its first paying customers as soon as February 2015.
维珍银河公司的创始人理查德·布兰森爵士（sir Richard Branson）最近建议，最早在2015年2月，一艘两艘宇宙飞船将搭载其第一批付费客户。
高考After sharing the story online, I heard from someone, who identified the lady as Erin Smith.
四级After Hurricane Katrina hit in 2005, mail facilities were set up in dozens of locations across the country in the two weeks that USPS was unable to provide street delivery.
考研After all, if everyone you know is going to college in the fall, it seems silly to stay back a year, doesn't it?
四级You may have heard some of the fashion industry horror stories: models eating tissues or cotton balls to hold off hunger, and models collapsing from hunger-induced heart attacks just seconds after they step off the runway.
高考Mr.Stone is free this afternoon after 3:00.
考研In a recent study involving over 400 healthy adults, researchers from Carnegie Mellon University in Pennsylvania examined the effects of perceived social support and the receipt of hugs on the participants' susceptibility to developing the common cold aft
四级Officials of the Tunisian government are especially worried after dozens of tourists were killed in the attack in Tunisia last year.
六级In an 1801 drawing from his book, General Zoology Amphibia, George Shaw, an English botanist and zoologist, credited Merian for describing a frog in the account of her South American expedition, and named the young tree frog after her in his portrayal of
四级After new legislation demanded their removal from the roads, a low interest loan scheme was set up with three Egyptian banks so drivers could buy new cars.
四级A woman encouraged to try knitting and crocheting after developing an autoimmune disease that caused a lot of hand pain reported on the Craft Yam Council site that her hands are now less stiff and painful.
考研Besides the ninety or so learned ministers who came to Massachusetts church in the decade after 1629, there were political leaders like John Winthrop, an educated gentleman, lawyer, and official of the Crown before he journeyed to Boston.
高考Nothing like this had ever been done before, and day after day I kept coming up with solutions, but none of them worked.
六级If after work you lie around on your bed and get irritated by political commentary on your phone or get stressed thinking about decisions about how to renovate your home, your brain has not received a break from high mental arousal states.
考研Soon after Sketches by Bozappeared, a publishing firm approached Dickens to write a story in monthly installments, as a backdrop for a series of woodcuts by the then-famous artist Robert Seymour, who had originated the idea for the story.
高考But soon after retirement, the golfing, the fishing, the reading and all of the other pastimes become as boring as the jobs they left.
四级Tom Moses, who works at a nearby national park, noticed a "brown patch" on the back of the car after the owner parked it to do some shopping.
四级On Sunday, the castle’s owner John Gordon, 76, was forced to move out his property after the River Dee swept away about 60 feet of land, leaving the castle dangerously close to the river, according to the Scottish Daily Record.
高考One day after school, while exploring the green woods of this magnificent mountain, I almost fell on a set of stairs.
考研Many students find themselves listing one major on their college applications, but switching to another after taking college classes.
高考Like the two little girls growing up at the White House, we made our own beds no one left the house until that was doneand picked up after ourselves.
高考After you've tried a new method for a week, take a look at your record.
四级In some ways, you probably go through that process after a big event like your wedding day – but the difference is that thanks to their other psychological tendencies, the HSAM subjects are doing it day in, day out, for the whole of their lives.
四级The animal made it to the roof of the building, after it took a long break on a 17th floor window edge.
高考After running hundreds of tests, the researchers noted that the monkeys would go for the higher values more than half the time, indicating that they were performing a calculation, not just memorizing the value of each combination.
高考First, it's the dead line for after class activity application.
六级Well-off families are ruled by calendars, with children enrolled in ballet, soccer and after-school programs, according to a new Pew Research Center survey.
皮尤研究中心（Pew Research Center）的一项最新调查显示，富裕家庭受日历支配，孩子们参加芭蕾舞、足球和课外活动。
高考After all, the scientist is engaged in serious research to uncover the very nature of the physical world.
六级You only really get proficient after many years in the job.
四级The Scottish Environment Protection Agency has issued more than 35 flood warnings covering several regions, as Scotland continues to clean up after Storm Frank hit the country last Wednesday.
高考Even after all these years, I want to get better and better.
高考One day soon after school had started, I said to them, " now I'm going to say something about reading that you have probably never heard a teacher say before.
六级That seems to be what consumers are demanding, after all.
四级After making a stop for a few hours at a British station on the edge of Antarctica, the two workers were flown to the southernmost Chilean city of Punta Arenas.
考研The first shiploads of immigrants bound for the territory which is now the United States crossed the Atlantic more than a hundred years after the 15th- and 16th-century explorations of North America.
高考After questioning 1, 000 mothers with children under 18, it found that , on most days, mums started their routine work at 7am and finished at around 11pm.
四级The overall number of bacteria on the surface mattered more, and this decreased over time after the initial introduction.
高考After that, feeling the need to explore further, I decided to drop in on one of ASL club's meetings.
四级So it might be a good idea to get someone else to drive you home after that marathon.
高考After ten years of living in one, I can't imagine ever living in a small town again.
六级But after I moved to Tokyo and lived there for a number of years, I got used to having a pile of to-do lists.
考研After several decades, the same data were subjected to econometric analysis.
高考Bob thought he couldn't go to the party because he had to write a report, but he went after all.
高考I wanted to go to college after high school, but I couldn't.
四级Thousands of bees left a town after landing on the back of a car when their queen got stuck in its boot.
考研Besides the ninety or so learned ministers who came to Massachusetts church in the decade after 1629,There were political leaders like John Winthrop, an educated gentleman, lawyer, and official of the Crown before he journeyed to Boston.
四级Healing can take place after this.
六级This was after controlling for IQ, socio-economic status and academic skills at school entry.
高考After hearing Steve's playing, Naomi was deeply impressed by his music.
六级About 183.8 million people will shop on Cyber Monday, the first Monday after Thanksgiving.
四级Many of its 800 stores are likely to close following the company’s decision to call in administrators after an attempt to sell the business for a token £1 failed.
高考After her mother read the poem to her, the writer felt sad at first.
六级After all, students making their own choices in this respect is what caused the problem in the first place.
四级The Tunisian government said Monday that 45 people have been killed after gunmen attacked a town near the border with Libya.
四级After graduating with a degree in business and accounting, she joined a public accounting firm, married, bought a house, put lots of stuff in it, and had a baby.
六级So, what did she do after her acting career?
考研Studies dating back to the 1930's indicate that laughter relaxes muscles, decreasing muscle tone for up to 45 minutes after the laugh dies down.
四级The incident happened on the 400 block of Rutland Road just after 12:30pm.
高考After all, if we adapt in that way, we may avoid the need to change in so many others.
四级The scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples.
六级Good morning! America’s holiday shopping season starts on Black Friday, the day after Thanksgiving.
考研This impact will not only be through the publications in Science itself, but hopefully through a larger group of publishing places that may want to model their approach after Science.
高考After receiving the Oscar for Best Supporting Actress, Anne Benedict went on to thank all the people who had helped in her career.
四级This can result in severe penalties that continue long after punishment is completed.
四级The Scottish Environment Protection Agency has issued more than 35 flood warnings covering several regions, as Scotland continues to clean up after Storm Frankhit the country last Wednesday.
考研"When Dr.Epley and Mr.Schoreder asked other people in the same train station to predict how they would feel after talking to a stranger, the commuters thought their ride would be more pleasant if they sat on their own," the New York times summarizes.
四级In post-war Japan, the economy wasn’t doing so great, so you couldn’t get everyday-use items like household cleaners, says Lisa Katayama, author of Urawaza, a book named after the Japanese term for clever lifestyle tips and tricks, So people looked for ways to do with what they had.
四级This is after the country's main manufacturer stopped sales due to a potato shortage.
四级Private courier companies, which have more dollars to spend, use their expertise in logistics to help revitalize damaged areas after a disaster.
六级After that, a few small populations left Africa to populate the rest of the world.
高考After all, many older people don't begin to experience physical and mental decline until after age 75.
四级Police turned it over to the animal control department after they caught it.
六级There is a lot of support at Yale, to an extent, after a while, there is too much support, he said, half-joking about the countless resources available at the school.
高考And secondly, let me ask you to please look after your money.
四级But they did much better after getting a good night sleep.
高考After all, "patty poem" gave me my love for poetry not because it was the poem that lifted my spirits, but because it was the one that hurt me the most.
六级I just got the idea a few months ago after posting some holiday photos on my social media accounts.
四级After failing again and again, most animals give up hope.
四级A 16th century castle in Scotland is close to collapsing after lumps of soil were washed away by floods, threatening its foundations.
六级After that I'll outline the new company's structures and who's going where.
六级At the end of his first year, Nijay lost his Pell Grant of over $5,000 after narrowly missing the 2.
四级My dancing life began not because I wanted to do it, but because my mother was sick and tired of seeing me running around after school doing nothing.
高考After all, a dollar was a tidy sum for an 11-year-old boy in 1961.
考研You all came into a conversation where you first met the person, but after some time you may have met again and have forgotten their name.
六级Pasta is no longer off the menu, after a new review of studies suggested that the carbohydrate can form part of a healthy diet, and even help people lose weight.
四级But by demonstrating their common sense, they've shown that the divide between cats and humans may not be that great after all.
考研It's not necessarily a bad thing, but depending on the school, it can be costly to make up credits after switching too late in the game.
高考After that, I'll have a meeting with him over lunch.
四级his manuals including The Royal Parisian Baker and the massive five-volume Art of French Cooking Series 18-1847, completed after his deat first systematized many basic principles of cooking, complete with drawings and step-by-step directions.
六级Ms.Lareau doesn't believe participating in fewer after-class activities will negatively affect children's development.
四级A part-time job is a good way to balance costs while ensuring there is enough time left over for both academic subjects and after-class activities.
六级In these groups, which came out of an Eastern European tradition of developing young talent, professors teach promising K-12 students advanced mathematics for several hours after school or on weekends.
考研They found that after a surprise departure, the probability that the company will subsequently have to restate earnings increased by nearly 20%.
六级As a former high school teacher, I saw students choose familiar, cheaper options year after year.
高考He also won praise from social media users after Mr.Anderson posted about the act of kindness on Facebook.
高考Larry was traveling along 165 north after delivering to one of his customers.