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　　You have waited 45 minutes for the valuable 10 minutes' break between classes．But when the bell for the next class rings, you can't 　　1　　 how quickly time has passed．

　　If you are familiar with this 　　2　　,you'll know how time flies when you are having fun．And how time 　　3　　 when you are bored．Now scientists have 　　4　　 a reason why this is the case．

　　Scans have shown that patterns of activity in the brain 　　5　　 according to how we focus on a task．When we are 　　6　　．we concentrate more on how time is passingAnd this makes our brains 　　7　　 the clock is ticking more slowly．

　　In an experiment 　　8　　 by a French laboratory, 12 volunteers watched an image 　　9　　 researchers monitored their brain activity．The volunteers were told to 　　10　　 concentrate on how long an image appeared for, then 　　11　　 the color of the image, and thirdly, study both duration(持续的时间)and color．The results showed that 　　12　　 was more active when the volunteers paid 　　13　　 subjects．

　　It is thought that if the brain is 　　14　　 focusing on many aspects of a task, it has to 　　15　　 its resources, and pays less attention to the clock．　　16　　, time passes without us really 　　17　　 it, and seems to go quickly．If the brain is not so active, it concentrates its 　　18　　 energies on monitoring the passing of time．　　19　　．time seems to drag．

　　Next time you feel bored 　　20　　, perhaps you should pay more attention to what the teacher is saying!

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　　In 1896, 17-year-old Einstein went to Zurich for the mathematics and physics program at the Polytechnic in Zurich．There he met Marits, a girl from Hungary and the only woman student in the school．They studied in the same class and the 　　1　　 interest in physics brought the two together and they became good friends．Over the next few years, their 　　2　　 developed into romance．In a letter to her, Einstein called Marits "a creature who is my equal and who is as strong and independent as I am．" In January 1903, when Einstein was 24, he married Marits, who was 4 years older than he．

　　After their marriage, Einstein devoted himself to the 　　3　　 of the great theory of relativity．To give her husband more help, Matits 　　4　　 her own work, and became a good wife and 　　5　　．She tried her best to encourage him whenever possible．She was sure that her husband would 　　6　　．They often discussed the 　　7　　 while walking outside or sitting together in the room．They even did that in their letters when one of them was away from home．

　　In 1904, the Einsteins moved to Berlin and 　　8　　 there．At that time, Einstein's theory 　　9　　 to be correct and he became 　　10　　 all over the world．Marits was very 　　11　　 her husband with his success．But it was not long before the First World War 　　12　　, Marits as well as her two sons, who were 　　13　　 in Switzerland, couldn't come back to 　　14　　 any longer．The war not only stopped Einstein's work but also broke up the warm, happy 　　15　　．In 1919, Einstein and Marits had to get divorced, having lived apart for five years．

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　　Although my father wasn't a doctor, he made his own brand of "house calls"．I followed him as he 　　1　　 a plate of my mother's home cooking to an elderly man named Frank 　　2　　 all major holidays, and when Frank was 　　3　　．As far as I know, their only 　　4　　 was that Frank was an occasional 　　5　　 at Dad's small gas station．Frank's home was a two-room house on the rough side of town with a rotten front porch(门廊)that you could fall through if you weren't 　　6　　．Through his caring 　　7　　, my father was teaching me to be a doctor, 　　8　　 neither of us knew it at the time．

　　When I was 13, my father 　　9　　 lung cancer．He brought home a 　　10　　 the doctor drew showing 　　11　　 his cancer was and told me that he was going to 　　12　　．

　　The big green oxygen tank with plastic tubing 　　13　　 a central feature(特征)of our living room next to his easy chair．Several months passed and his condition 　　14　　．He asked me to 　　15　　 my mother when he was gone．He said, "I love you, son．" That night he died．

When you're 13 and your father dies, you have some 　　16　　 to make．You can use the circumstance as a(n)　　17　　 for letting your behavior and grades go down drain, or you can honor his memory and try to do something 　　18　　 with yourself．I 　　19　　 my energy on my school work and my goal of becoming a 　　20　　．

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　　Have you heard of the story of “spilt milk?” Well, we all know it is no use crying over spilt milk．But this story is 　　1　　．

　　A famous scientist had 　　2　　 several very important medical discoveries．He was asked in an interview 　　3　　 set him so far apart from others?

　　He responded that it all came from an 　　4　　 with his mother that occurred when he was about two years old．He had been trying to 　　5　　 a bottle of milk from the refrigerator 　　6　　 he lost hold of the slippery bottle and it fell, spilling its contents all over the kitchen floor－a sea of 　　7　　!

　　When his mother came, instead of yelling(大叫)at him or giving him a 　　8　　, she said, “You know, Robert, whenever you make a mess like this, you 　　9　　 to clean it up and restore 　　10　　 to its proper order．We could use a sponge(海绵), a towel, 　　11　　 a mop(拖把)．Which do you prefer?” He chose the sponge and together they cleaned up the spilt milk．

His mother then said, “Robert, what we will do is an experiment in how to 　　12　　 carry a big milk bottle with two 　　13　　 hands．Now, let’s try and 　　14　　 if you can discover a way to carry it without dropping it．” The little boy 　　15　　 if he grasped the bottle at the neck with both hands, he could make 　　16　　．What a wonderful lesson!

　　This scientist 　　17　　 remarked it was at that moment that he knew he didn’t 　　18　　 to be afraid to make mistakes．　　19　　, he knew that mistakes were just opportunities for learning something new, which is, 　　20　　, what scientific experiments are all about．

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Shelter(避难所)for the Homeless

　　Last summer I was a volunteer at a shelter for the homeless, a place for homeless people to sleep at night．I wasn’t working that summer and was 　　1　　 only two classes in summer school, so I had some 　　3　　 time．

　　Three nights a week, I 　　3　　 in the kitchen of the shelter along with four other volunteers．We planned and 　　4　　 for 45 people hot meals 　　5　　 vegetables, chicken, fish and fruit．The homeless people 　　6　　 this good food because many of them usually didn’t eat well．

　　I 　　7　　 this volunteer work, making 　　8　　 with the four volunteers in the kitchen．One was a very nice elderly housewife, one a movie actor, another a young teacher, and the other a college student, 　　9　　 me．

　　　　I talked to a lot of the homeless people at the shelter．Their life stories 　　10　　 me with sympathy(同情)．Some of them had 　　11　　 with alcohol(酒)or drugs while others only had bad 　　12　　．One woman worked for almost 30 years for a small company, and 　　13　　 she lost her job．She looked for a 　　14　　 job, but couldn’t find one, for she was too 　　15　　．She could do nothing but sell her furniture－sofas, chairs, and tables 　　16　　 she could pay for her food．The woman 　　17　　 on job hunting, but she 　18　　 couldn’t find one．She had no money for her 　　19　　 and had to sleep in her car．Then she had to sell her car．Alone, 　　20　　, and homeless, she finally came to the shelter．

　　I can honestly say it was the best of times and the worst of times．I was joyfully expecting my first child at the same time that my mother was 　　1　　 her battle with a brain tumor(瘤)．For ten years, my fiercely independent and 　　2　　 mother had fought, but none of the treatments had been successful．　　3　　, she never lost her ability to smile．But now, finally, she became totally 　　4　　－unable to speak, walk, eat or dress on her own．

　　As she grew closer and closer to death, my 　　5　　 grew closer and closer to life inside me．My biggest 　　6　　 was that their lives would never connect．I was sad not only at the 　　7　　 loss of my mother, but that she and my baby would never know each other．Her doctor did not 　　8　　 any hope; they told us her time was up．

　　We brought Mother 　　9　　 to her own bed in her own house．As 　　10　　 as I could, I sat beside her and talked to her about the baby moving inside me．

　　On February 3, 1989, at about the same time my labor(分娩)　　11　　, Mother opened her eyes．When they told me this at the 　　12　　, I called her home, "Mom, listen．The baby is coming! You're going to have a new grandchild!"

　　"Yes! Yes! I know!"

　　Four beautiful words! The first 　　13　　 words she'd spoken in months!

　　When I 　　14　　 again an hour later, the nurse at her house told the 　　15　　 message：Mom sat up, smiling, with her oxygen tubes removed．When I brought Jacob home．Mom was sitting in her chair and 　　16　　 to welcome him．Tears of joy blocked my vision as I 　　17　　 my son in her arms and she clucked(发出咯咯声)at him．They 　　18　　．

　　Then she quietly clipped hack into a coma(昏迷)and 　　19　　 peacefully．Memories of my son's birth will always be 　　20　　 for me, but it was then that I learned love has the power to overcome any worries and any sorrow．And love can last forever．

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　　While getting ready for school today, my 16-year-old daughter came into my room to give me a big hug and kiss．I asked her, “What do you want?” She said, “　　1　　 Mum, you always tell us to have a good day 　　2　　 we leave the house, but I was 　　3　　 about who tells you to have a good day and lets you know how much you are 　　4　　．”

　　I am so 　　5　　 by the capacity of love and understanding that 　　6　　 my children．My 15-year-old son asked me last night if there was a(n)　　7　　 for him to get a summer job this year in order to help us to pay our bills．　　8　　, in our area, he must be 16．

　　　　9　　 of my children depend on me so much because I am a 　　10　　 parent, but just when I pay the 　　11　　 that I will not be able to provide for them, they come up with ways to 　　12　　．I completely understand that I will 　　13　　 have to find a way to pay the bills as I do not want my children to take up anything．But for now the 　　14　　 that they have stepped up and 　　15　　 to help without anyone asking touches me．

　　When my daughter was two, I remember rushing to get to 　　16　　, getting to the front door and asking her to 　　17　　 and come．Then she appeared at the door with a bag that she was holding open．I said, “We don’t have 　　18　　 for this．” She stopped me and said, “Fill it with love, Mum．” I 　　19　　 to my knees and hugged her and then kissed her．From then 　　20　　 she would bring the bag and I would bring the love to the door before we left for school and work．

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　　While the rest of the world is sleeping, my dad is dragging my warm covers off me so we won’t be late for my 6 a. m. ice hockey game．What started as a 　　1　　 is now my profession passion(a strong liking), and 　　2　　 of it would be possible without my dad．

　　“Let’s go, Brendan．You can do it!” 　　3　　 like that does not go unnoticed．Every game, no matter what the result, my dad 　　4　　 says “Good game．” and “You looked great out there．” I’m 　　5　　, knowing that even if I make a mistake or 　　6　　 poorly, my dad will still be there for me．　　7　　 is one of the greatest things anyone can have．My dad is my support, without 　　8　　 me to become something I’m not．It was my dream to play hockey, and he just 　　9　　 me．

　　As I get older, 　　10　　 becomes fiercer．Each season brings a new schedule(plan)with more than thirty games, which my dad eagerly 　　11　　．He gets as nervous as I do, but somehow 　　12　　 in his seat and keeps 　　13　　．He wants to yell(shout in excitement)and scream like most hockey parents, 　　14　　 he is different．　　15　　 each game, we sit down to eat and go over things to work 　　16　　 in the future．Usually he only tells me how proud he is of me．　　17　　 all those early-morning games and later-afternoon skates with Dad, I realize how lucky I am to 　　18　　 him．It’s not easy getting up and driving to rinks(溜冰场)at all hours．My dad not only does that, but also helps me realize my dreams．I make sure that every game he attends, I play my 　　19　　, just to show him those 6 a. m．　　20　　 did me some good．

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　　When I was a teenager, my dad did everything he could do to advise me against becoming a brewer(造酒人)．He’d 　　1　　 his life brewing beer for local breweries only to make a living, 　　2　　 had his father and grandfather before him．He didn’t want me 　　3　　 near a vat(酿酒用的桶)of beer．So I did as he asked．I got good 　　4　　, went to Harvard and in 1971 was accepted into a graduate program there that 　　5　　 me to study law and business at the same time．

　　In my second year of graduate school, I began to realize that I’d 　　6　　 done anything but go to school．So, at 24 I decided to drop out．　　7　　, my parents didn’t think this was a great idea．But I felt strongly that you can’t 　　8　　 till you’re 65 to do what you want in life．

　　I packed my stuff into a bus and headed for Colorado to become an instructor at Outward Bound．Three years later, I was ready to go back to 　　9　　．I finished Harvard and got a highly-paid job at the Boston Consulting Group Still, after working there five years, I 　　10　　, “Is this what I want to be doing when I’m 50?” At that time, Americans spent good money on beer in 　　11　　 quality．Why not make good beer for 　　12　　? I thought．

　　I decided to give up my job to become 　　13　　．When I told Dad, he was 　　14　　, but in the end he 　　15　　 me．I called my beer Samuel Adams, 　　16　　 the brewer and patriot(爱国者)who helped to start the Boston Tea Party．　　17　　 I sold the beer direct to beer drinkers to get the 　　18　　 out．Six weeks later, at the Great American Beer Festival, Sam Adams Boston Lager(淡啤酒)won the top prize for American beer．In the end I was destined(注定)to be a brewer．My 　　19　　 to the young is simple：Life is very 　　20　　, so don’t rush to make decisions．Life doesn’t let you plan．

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　　Michel is a young girl who works for the police 　1　　 a handwriting expert(专家)．She has helped 　　2　　 many criminals(罪犯)by using her special talents(天才)．

　　When she was fourteen, Michel was already 　　3　　 interested in the differences in her friends' 　　4　　 that she would spend hours 　　5　　 them．After 　　6　　 college she went to France for a 　　7　　 two-year class in handwriting at the School of Police Science．

　　Michel says that it is 　　8　　 for people at hide their handwriting．She can discover 　　9　　 of what she needs to know simply 　　10　　 looking at the writing with her own eyes, 　　11　　 she also has machines 　　12　　 help her 　　13　　 out different kinds of paper and ink．This knowledge is often 　　14　　 great help to the police．

　　Michel believes that handwriting is a good 　　15　　 of what kind of person the 　　16　　 is．"I wouldn't go out with a fellow 　　17　　 I didn't like his handwriting．" She says．But she 　　18　　 she fell in love with her future husband, a young policeman 　　19　　 she studied his handwriting．It is later proved to be 　　20　　, however．