1、Barbara McClintock was one of the most important scientists of the twentieth century. She made important discoveries about genes and chromosomes(染色体)Barbara McClintock was born in 1902 in Hartford, Connecticut. Her family moved to the Brooklyn area of New York City in 1908. Barbara was an active chi
2、ld with interests in sports and music. She also developed an interest in science.She studied science at Cornell University in Ithaca, New York. Barbara was among a small number of undergraduate students to receive training in genetics in 1921. Years later, she noted that few college students wanted
3、to study genetics.Barbara McClintock decided to study botany, the scientific study of plants, at Cornell University. She completed her undergraduate studies in 1923. McClintock decided to continue her education at Cornell. She completed a masters degree in 1925. Two years later, she finished all her
4、 requirements for a doctorate.McClintock stayed at Cornell after she completed her education. She taught students botany. The 1930s was not a good time to be a young scientist in the United States. The country was in the middle of the great Depression. Millions of Americans were unemployed. Male sci
5、entists were offered jobs. But female geneticists were not much in demand.An old friend from Cornell, Marcus Morton Rhoades, invited McClintock to spend the summer of 1941 working at the Cold Spring Harbour Laboratory. It is a research centre on Long Island, near New York City. McClintock started in
6、 a temporary job with the genetics department. A short time later, she accepted a permanent position with the laboratory. This gave her the freedom to continue her research without having to teach or repeatedly ask for financial aid.By the 1970s, her discoveries have had an effect on everything from
7、 genetic engineering to cancer research. McClintock won the Nobel Prize in Physiology or Medicine in 1983 for her discovery of the ability of genes to change positions on chromosomes. She was the first American woman to win an unshared Nobel Prize. 1When did McClintock get a doctorate degree?AIn 192
8、1. BIn 1923. CIn 1925. DIn 1927.2In the middle of the great Depression in the US, _Amale geneticists were in great demandByoung scientists might have trouble finding a jobCfemale geneticists were not in demand at allDmale scientists lost their jobs and were out of work3Which of the following jobs wa
9、s beneficial to McClintocks research?AA job as a botany teacher.BA temporary job in the genetics department.CA permanent position in the laboratory.DA job to research cancer.4Why was McClintock awarded a Nobel Prize?ABecause she received a degree in genes and chromosomes.BBecause she contributed to
10、genetic engineering and cancer research.CBecause she made important discoveries about genes and chromosomes. DBecause she was the first American woman who study genes and chromosomes.BLilian Hanson, a college student, expects to graduate in about two years. What makes Mrs Hanson different from her c
11、lassmates is her age73 years. She has been studying at college, a few courses at a time, for 27 years.When Lilian Hanson graduated from high school, she went to the bank to borrow money for further education. The banker gave her no encouragement. He didnt think that a country girl should borrow mone
12、y to go to college. He thought she should be at home doing work in the house or around the farm. So Lilian Hanson went home and raised a family of nine children instead of going to college.Mrs Hanson never forgot her dream of getting a higher education. When her children had grown up, she tried agai
13、n. She finds the hardest part of going back to school at her age is the sitting in class for long periods of time. Because she is not as flexible(易适应的) as she used to be, Mrs Hanson often gets up and walks around between classes to keep from getting stiff(僵硬的). At the beginning of a course in using
14、the computer, the other students all stood and gave her a warm welcome when she introduced herself and explained why she was there and what her aims were.5The difference between Lilian and her classmates is that _Ashe works harder at her lessonsBshe is eager to graduate from collegeCshe is much olde
15、rDshe is a country girl6Lilian wasnt able to go to college after graduation from high school because _Ashe wanted to teach herself Bshe got marriedCshe had to look after her children Dshe hadnt enough money7The writer wrote the passage in order to show us that _Aa friend in need is a friend indeedBo
16、ne is never too old to learnCknowledge is powerDeducation is of great importance8Lilian could get a higher education when she was old because _Ashe borrowed money from the bankBher husband and children helped herCher classmates encouraged her to get itDthe reason isnt mentioned in the passageCGuitar
17、 Lessons for Guitar PlayersPlay the same things over and over again when you pick up the guitar? Teach yourself for years but you hit a wall? Dont know what to do next? Whether youre a total beginner, or an old guitar player, well get you working on something you can benefit from. Im a professional
18、teacher, over 30 students at my studio in downtown Berkeley and several music schools in San Francisco, Alameda, and Mountain View.No matter what style youre into, I guarantee there are songs by your favourite bands that you could learn.Call at 5103339091 or email at bluescho0147gmail.Dance ClassesM
19、otion Dance Centre in Martinez is now accepting registration(注册)for all dance classes. There are classes offered in jazz, tap, ballet, hip hop, contemporary and cheerleading. Classes run like the school year September through June. Prices are very reasonable at only $45 a month. Thats for a onehour
20、class once a week for a month. This studio is known for its younger child programme. We are always looking for talented instructors too. If you want more information, call Deena at 9252295678.Qi Gong with AngieQi Gong is the perfect activity for anyone, at any age. It combines gentle movement and me
21、ditation(冥想), breathing regulation and relaxation. The exercises are designed to reduce stress and anxiety and improve blood and energy circulation(循环) throughout the body, therefore increasing immune(免疫的) function, and improving energy levels and sleep.Thousands of Qi Gong lovers around the world h
22、ave experienced the extraordinary benefits of this gentle, ancient Chinese exercise form and are healthier and happier for it. Join us to experience the benefits for yourself!WHEN: Tuesdays from noon1pmWHERE: Halanda Studio 1062 Lincoln Avenue, San Jose, CA 95125COST: $12 per class dropin(即到即学的) or
23、$45 for a prepaid set of 4 classesCONTACT: Angie at angielokahiacupuncture, 40888760009The purpose of the first advertisement is to _Abuild a bridge between guitar playersBlook for teachers for several music schoolsCattract guitar players to attend music classesDhelp guitar beginners to improve thei
24、r techniques10Who will probably contact 5103339091?AA music lover. BA hip hop lover.CA dancer lover. DA Qi Gong lover.11Sarah and Jessie decide to attend the dance classes for six months. They each should pay _A$135 B$270 C$540 D$1,08012How much can you save if you pay for eight classes at one time
25、before you join Halanda Studio?A$3. B$6. C$8. D$12.DWhen other nineyearold kids were playing games, she was working at a petrol station.When other teenagers were studying or going out, she struggled to find a place to sleep on the street.But she overcame these terrible setbacks to win a highly compe
26、titive scholarship and gained entry into Harvard University.And her amazing story has inspired a movie,Homeless to Harvard: The Liz Murray Story.Liz Murray, a 22yearold American girl, has been writing a reallife story of willpower and determination.Liz grew up with two drugaddicted parents.There was
27、 never enough food or warm clothes in the house.Liz was the only member of the family who had a job.Her mother had AIDS and died when Liz was just 15 years old.The effect of that loss became a turning point in her life.Connecting the environment in which she had grown up with how her mother had died
28、, she decided to do something about it.Liz went back to school.She threw herself into her studies, never telling her teachers that she was homeless.At night, she lived on the streets.“What drove me to live on had something to do with understanding, by understanding that there was a whole other way o
29、f being.I had only experienced a small part of the society,” she wrote in her book Breaking Night.She admitted that she used envy to drive herself on.She used the benefits that come easily to others, such as a safe living environment, to encourage herself that “next to nothing could hold me down”She
30、 finished high school in just two years and won a full scholarship to study at Harvard University.But Liz decided to leave her top university a couple of months earlier this year in order to take care of her father, who has also developed AIDS.“I love my parents so much.They are drug addicts.But I n
31、ever forget that they love me all the time.”Liz wants filmgoer to come away with the idea that changing your life is “as simple as making a decision”13In which order did the following things happen to Liz?a. Her mother died of AIDS.b. She worked at a petrol station.c. She got admitted into Harvard University.d. The movie about her life was put on.e. She had trouble finding a place to sleep.Ab, a, e, c, d Ba, b, c, e, d Ce, d, b, a, c Db, e, a, d, c14The main idea of the passage is _Ahow Liz managed to enter Ha
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