题目内容

9._______ him that she would fail as she was so able and worked so hard.(  )
A.It never occurred toB.That never occurred to
C.It never occurred withD.That never occurred for

分析 他从没想到她会失败,因为她是如此能干和努力.

解答 答案:A 考查it的用法.此处使用了固定句型:It occurred to sb.that …意为"某人突然想到…",it作形式主语.故选A.

点评 考查it用法,弄清楚it的各种用法,准确地翻译句子,然后根据句意,选择最合适的答案.

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2.Measles(麻疹),which once killed 450 children each year and disabled even more,was nearly wiped out in the United States 14 years ago by the universal use of the MMR vaccine(疫苗).But the disease is making a comeback,caused by a growing anti-vaccine movement and misinformation that is spreading quickly.Already this year,115 measles cases have been reported in the USA,compared with 189 for all of last year.
     The numbers might sound small,but they are the leading edge of a dangerous trend.When vaccination rates are very high,as they still are in the nation as a whole,everyone is protected.This is called"herd immunity",which protects the people who get hurt easily,including those who can't be vaccinated for medical reasons,babies too young to get vaccinated and people on whom the vaccine doesn't work.
     But herd immunity works only when nearly the whole herd joins in.When some refuse vaccination and seek a free ride,immunity breaks down and everyone is in even bigger danger.
     That's exactly what is happening in small neighborhoods around the country from Orange County,California,where 22 measles cases were reported this month,to Brooklyn,N.Y.,where a 17-year-old caused an outbreak last year.
     The resistance to vaccine has continued for decades,and it is driven by a real but very small risk.Those who refuse to take that risk selfishly make others suffer.
     Making things worse are state laws that make it too easy to opt out(决定不参加) of what are supposed to be required vaccines for all children entering kindergarten.Seventeen states allow parents to get an exemption(豁免),sometimes just by signing a paper saying they personally object to a vaccine.
     Now,several states are moving to tighten laws by adding new regulations for opting out.But no one does enough to limit exemptions.
     Parents ought to be able to opt out only for limited medical or religious reasons.But personal opinions?Not good enough.Everyone enjoys the life-saving benefits vaccines provide,but they'll exist only as long as everyone shares in the risks.

63.The first two paragraphs suggest thatA.
A.a small number of measles cases can start a dangerous trend
B.the outbreak of measles attracts the public attention
C.anti-vaccine movement has its medical reasons
D.information about measles spreads quickly
64.Herd immunity works well whenC.
A.exemptions are allowed
B.several vaccines are used together
C.the whole neighborhood is involved in
D.new regulations are added to the state laws
65.What is the main reason for the comeback of measles?D
A.The overuse of vaccine.
B.The lack of medical care.
C.The features of measles itself.
D.The vaccine opt-outs of some people.
66.What is the purpose of the passage?C
A.To introduce the idea of exemption.
B.To discuss methods to cure measles.
C.To stress the importance of vaccination.
D.To appeal for equal rights in medical treatment.

You can tell a lot about people by looking at their hair — not just whether they brush, spray or blow-dry. Scientists have found a way to use hair to figure out where a person is from and where that person has been. The finding could help solve crimes, among other useful applications.

Water is central to the new technique. The liquid makes up more than half an adult human’s body weight. Our bodies break water down into hydrogen(氢) and oxygen. Atoms of these two elements end up in our tissues, fingernails, and hair.

But not all water is the same. Hydrogen and oxygen atoms can vary in how much they weigh. In the case of hydrogen, for example, there are three types according to their weights. Each type is called a hydrogen isotope(同位素). And depending on where you live, tap water contains different isotopes.

Can hair record this information? That’s what James R. Ehleringer, an environmental chemist at the University of Utah, wondered. To find it out, he and his colleagues collected hair from hair stylists in 65 cities across the United States. Even though people drink a lot of bottled water these days, the researchers have found that people’s hair has the same isotopes as found in local tap water. That’s probably because people usually cook their food with the local water.

Authorities can now use the information to analyze hair samples from criminals or crime victims and narrow their search for clues. For example, one hair sample used in Ehleringer’s study came from a man who had moved from San Francisco to Salt Lake City. As his hair grew, it reflected his change in location.

1.What do we know about the hydrogen isotopes according to Paragraph 3?

A. They are classified by size.

B. Each type of them differs in weight.

C. They can improve the quality of tap water.

D. Some of them cannot combine with oxygen.

2.Why is it possible to know where people are from by analyzing their hair?

A. People use the same bottled water.

B. People wash their hair in different ways.

C. People’s hair is affected by the weather of the places they stay.

D. People’s hair indicates the type of water in the places they stay.

3.The last paragraph is mainly to show _______.

A. how to recognize criminals B. how to collect hair samples

C. the usefulness of hair analysis D. the process of Ehleringer’s study

4.Which of the following can be the best title for the passage?

A. Water composition B. Change your hair

C. Hair detectives D. No way out

14.In the summer of 2014,about 17million people posted videos of themselves dumping (倾倒) ice water over their heads.Even many famous people,including singer-songwriter Taylor Swift,basketball player LeBron James,and former U.S.President George W.Bush,took part.Why did they do such a strange thing?
Those in the Ice Bucket Challenge all helped raise  awareness  (意识)  and money  to  fight amyotrophic lateral sclerosis (ALS),a deadly disease.It is also known as Lou Gehrig's disease,after a famous baseball player who had it.It destroys neurons (nerve cells) that control muscle (肌肉) movement.
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B.It is also named after a singer.
C.People will die a few days after they have it.
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A.Worried.
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B.is now short of money
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C.Jonathan Ling,great ALS researcher
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Investing in yourself

Figuring out how to invest your money can be a difficult task. This is something that you will want to learn how to do.

1. Things that will improve your knowledge, skills or health are all great investments. However, before you start, you need to be clear about what you will gain out of doing all of these things.

You may think investing in yourself means investing in your education. 2.. There are some other things you can do as well as buying a gym membership or learning a new skill.

So what are some specific things you can do? 3.. Reading books can really expand your mind and allow you to learn different skills and gain knowledge. I’m talking about the books where you will actually learn a new skill, not fiction books.

You can also take courses and attend seminars. These programs are taught by people with a high level of knowledge or skill. 4.. Only in this way can you avoid being fooled by some sales presentation.

Moreover, investing in yourself is a safe way to keep your money. Although a savings account is seen as the most secure investment, that isn’t 100% safe. Even if you never experience your bank closing down, the return is little when inflation(通货膨胀) is taken into consideration. 5.. But over time, they will show up in terms of your happiness level as well as your level of success.

A. This is just one way.

B. The benefits will stay with you.

C. If you aren’t a reader, you should start with that.

D. The more you do this, the more valuable you will be.

E. Of course, you need to do some research before investing.

F. The best way to invest your money is to invest it in yourself.

G. When you invest in yourself, you may not see gains right away.

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