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Sandstorms hit northwestern China's Gansu Province and North China's Inner Mongolia Autonomous Region on the first day this year. According to Sun Landong, a meteorologist with the Lanzhou Meteorology Observatory,visibility was less than 100 meters in Minqin, a Gansu county near Inner Mongolia, because of sand. When visibility drops to less than 1 kilometer,it is called a sandstorm. The sandstorm in Minqin blew up dust in neighboring towns, such as Baiyin, Wuwei, Jinchang and Lanzhou, the capital city of Gansu Province. Dust-laden winds also swept into Beijing. Brought by northwesterly blowing at more than 20 meters per second,dust first reached the capital's suburbs at 7 a. m,downtown areas at 9 a. m. The winds,which died down during the night,brought the temperature down to as low as 80C below zero and many flights put off their planned time from the city's airport.
It is quite rare for sandstorms,which are frequent between March and June,to happen in winter,when the earth is frozen. The sandstorms in Gansu and Inner Mongolia do not necessarily mean there will be more of them in the spring than last year,when they were serious,but Beijing is taking it very seriously. It is reported that Beijing will spend 6 billion yuan ( US 725 million) in preventing sandstorms in the capital and has already set up a special team to make sure what causes them.
What is the main idea of the passage?

A.Sandstorms took place in Gansu.
B.Sandstorms happened on the first day of the new year.
C.Sandstorms are very serious,compared to last year.
D.Experts are trying their best to determine the cause of the sandstorm formed this year.

Suppose the dust was 300 kilometers away from Beijing, it would reach Beijing about
hours later if it travels at a speed of 20 meters per second?

A.4. 2 B.1. 5 C.2. 0 D.2. 5

Why did sandstorms begin in the winter this year?

A.Because there was little snow this season.
B.Because a lot of trees have been cut down.
C.Because people took few measures to control them.
D.It is not mentioned in the passage.

Which of the following doesn't belong to the bad effect the sandstorms have done in Beijing?

A.The temperature fell. B.Flights put off their time to take off.
C.The air is dirty. D.People had three days off.

The author wrote the passage to        .

A.tell us the environments are becoming worse and worse
B.explain what measures people have taken to control sandstorms
C.make people realize the need to protect the environment.
D.call on us to do what we can to save the earth
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Every university has a Students’Union. If students are the lifeblood of a university,the union is surely its beating heart.
For students,by students
A Students’Union is run by students and acts independently. At the end of each academic year,it will find six students to hold a sabbatical (带有休假的)position managing the Union for the coming year. That the six successful sabbatical officers have only recently experienced issues affecting students ensures that your needs are very well understood.
Letting your hair down
Although the university is spread across a fairly wide area,the Union is centrally located and is only a short walk from any of the main buildings. This makes it very easy to catch up with friends who might be on a different course.
At night,the place really comes alive—we have three different bars to suit every occa­sion. The venues are student-only so you can be sure of meeting people with a similar outlook and we throw in a transport service to make sure you get home safely.
The Union also organizes various formal balls throughout the year,with the highlight be­ing the end-of-year ball.
Supporting you
Beyond having fun, we also make sure some of the more serious issues are effectively dealt with. If you have a problem with your course, another sabbatical officer is trained to help you. Being independent from the university means we can represent and support you to the best of our ability,and once you reach the university you may find that you know about more national or political issues.
What does the underlined phrase probably mean?

A.Stopping being self-centered.
B.Relaxing and enjoying yourself.
C.Telling others your feelings and secrets.
D.Cutting your hair and letting it fall freely.

According to the third paragraph,we can learn that___________.

A.a Students’Union is close to the home
B.a Students’Union is far away from the university
C.a Students’Union is in the central part of the university
D.a Students’Union has different courses for all the students

The person who takes up a certain post of the Students’Union_____________.

A.is very happy and easy
B.learns what the students need
C.can affect the life of any student
D.has understood everything of the university

When I was about 10, I was walking down the street with my mother. She stopped to speak to MrLee. I knew I could see Mr Lee anytime around the neighborhood, so I just stood there. After we passed him, my mother stopped and said something unforgettable, "You let that be the last time you ever walk by somebody you know without opening your mouth to speak, because even a dog can wag its tail when it passes you on the street." That sentence sounds simple but it made me become who I am.
At work, I used to say hello to the president of the company and ask him how our business was doing. But I also spoke to the people in the cafe? and people who cleaned the buildings, and asked them how their children were doing, for every single person deserves to be accepted, no mater how humble they are. I remember that after a few years of passing by the president, I had the courage to ask him for a chat. We had a great talk. At some point, when I asked him how far he thought I could go in his company, he said that if I wanted to, I could get all the way to his seat.
I've become vice-president, but that hasn't changed how I treat people. I speak to people wherever I am. Speaking to people creates a pathway into their world, and it lets them come into mine, too.
The day you speak to someone who has his head down and then see him lift it up and smile, you will realize how powerful it is just to open your mouth and say hello.
What can we learn from the second paragraph?

A.The writer didn’t say hello to anyone in the company.
B.The president of the company actually didn’t like the writer at all.
C.The writer made a very good impression on the president of the company.
D.The president of the company thought the writer was much better than him.

For the writer,saying hello to others____________.

A.is a way to get what he wants
B.has become a habit and a way of life
C.is a way to show respect for his mother
D.is important in making him remembered

The underlined sentence suggests that speaking to others can____________.

A.make our world much better
B.help people work much better
C.make people much happier every day
D.help people understand each other better

What is the best title for this passage?

A.The influence of the unforgettable experience
B.The power of being talkative
C.The power of saying hello
D.The road to success

Last night’s meteor(流星)shower left many people in the community dissatisfied and demanding answers. According to Gabe Rothschild, Emerald Valley’s mayor, people gathered in the suburbs of the city, carrying heavy telescopes, expecting to watch the brightly burning meteors passing through the sky. What they found instead was a sky so brightened by the city’s lights that it darkened the light of the meteors passing overhead.
“My family was so frustrated, ”admitted town resident Duane Cosby. “We wanted to make this an unforgettable family outing, but it turned out to be a huge disappointment.”
Astronomers—scientists who study stars and planets—have been complaining about this problem for decades. They say that light pollution prevents them from seeing objects in the sky that they could see quite easily in the past. They call on people and the government to take measures to fight against it.
There is yet a population besides professional and amateur star observers that suffers even more from light pollution. This population consists of birds, bats, frogs, snakes, etc. For example, outdoor lighting severely affects migrating birds. According to the International Dark-Sky Association.“100 million birds a year throughout North America die in crashes with lighted buildings and towers.”
Countless more animal casualties(伤亡)result from the use of artificial lighting. Clearly, people enjoy the benefits of lighting their evenings, but some scientists think it can be harmful for humans, too. They worry that exposure to light while sleeping can increase a person’s chances of getting cancer.
Emerald Valley is only one community that is becoming aware of the negative effects of light pollution. For years, Flagstaff, Arizona, has enforced lighting regulations in its city in order to assist astronomers at the Lowell Observatory. Similar efforts have been made worldwide, and a movement is underway to remind us to turn off lights when we are not using them, so that other creatures can share the night.
It happened last night that .

A.the city’s lights affected the meteor watching
B.the meteors flew past before being noticed
C.the city light show attracted many people
D.the meteor watching ended up a social outing

What do the astronomers complain about?

A.Meteor showers occur less often than before.
B.Their observation equipment is in poor repair.
C.Light pollution has remained unsolved for years.
D.Their eyesight is falling due to artificial lighting.

What is the author concerned about according to Paragraph 4?

A.Birds may take other migration paths.
B.Animals’ living habits may change suddenly.
C.Varieties of animals will become sharply reduced.
D.Animals’ survival is threatened by outdoor lighting.

What message does the author most want to give us?

A.Saving wildlife is saving ourselves.
B.Great efforts should be made to save energy.
C.Human activities should be environmentally friendly.
D.New equipment should be introduced for space study.

Guide to Stockholm University Library
Our library offers different types of studying places and provides a good studying environment.
Zones
The library is divided into different zones. The upper floor is a quiet zone with over a thousand places for silent reading, and places where you can sit and work with your own computer. The reading places consist mostly of tables and chairs. The ground floor is the zone where you can talk. Here you can find sofas and armchairs for group work.
Computers
You can use your own computer to connect to the wi-fi specially prepared for notebook computers; you can also use library computers, which contain the most commonly used applications, such as Microsoft Office. They are situated in the area known as the Experimental Field on the ground floor.
Group-study Places
If you want to discuss freely without disturbing others, you can book a study room or sit at a table on the ground floor. Some study rooms are for 2-3 people and others can hold up to 6-8 people. All rooms are marked on the library maps.
There are 40 group-study rooms that must be booked via the website. To book, you need an active University account and a valid University card. You can use a room three hours per day, nine hours at most per week.
Storage of Study Material
The library has lockers for students to store course literature. When you have obtained at least 40 credits, you may rent a locker and pay 400 SEK for a year’s rental period.
Rules to be Followed
Mobile phone conversations are not permitted anywhere in the library. Keep your phone on silent as if you were in a lecture and exit the library if you need to receive calls.
Please note that food and fruit are forbidden in the library, but you are allowed to have drinks and sweets with you.
Library computers on the ground floor .

A.help students with their field experiments
B.contain software essential for schoolwork
C.are for those who want to access the wi-fi
D.are mostly used for filling out application forms

A student can rent a locker in the library if he .

A.can afford the rental fee
B.attends certain courses
C.has nowhere to put his books
D.has earned the required credits

What should NOT be brought into the library?

A.Mobile phones. B.Orange juice.
C.Candy. D.Sandwiches.

George Gershwin, born in 1898, was one of America’s greatest composers. He published his first song when he was eighteen years old. During the next twenty years he wrote more than five hundred songs.
Many of Gershwin’s songs were first written for musical plays performed in theatres in New York City. These plays were a popular form of entertainment in the 1920s and 1930s. Many of his songs have remained popular as ever. Over the years they have been sung and played in every possible way—from jazz to country.
In the 1920s there was a debate in the United States about jazz music. Could jazz, some people asked, be considered serious music? In 1924 jazz musician and orchestra leader Paul Whiteman decided to organize a special concert to show that jazz was serious music. Gershwin agreed to compose something for the concert before he realized he had just a few weeks to do it. And in that short time, he composed a piece for piano and orchestra which he called Rhapsody in Blue. Gershwin himself played the piano at the concert. The audience were thrilled when they heard his music. It made him world-famous and showed that jazz music could be both serious and popular.
In 1928, Gershwin went to Paris. He applied to study composition(作曲)with the well-known musician Nadia Boulanger, but she rejected him. She was afraid that classical study would ruin his jazz-influenced style. While there, Gershwin wrote An American in Paris. When it was first performed, critics(评论家)were divided over the music. Some called it happy and full of life, to others it was silly and boring. But it quickly became popular in Europe and the United States. It still remains one of his most famous works.
George Gershwin died in 1937, just days after doctors learned he had brain cancer. He was only thirty-nine years old. Newspapers all over the world reported his death on their front pages. People mourned the loss of the man and all the music he might have still written.
Many of Gershwin’s musical works were .

A.written about New Yorkers
B.composed for Paul Whiteman
C.played mainly in the countryside
D.performed in various ways

What did Gershwin do during his stay in Paris?

A.He created one of his best works.
B.He studied with Nadia Boulanger.
C.He argued with French critics.
D.He changed his music style.

What do we learn from the last paragraph?

A.Many of Gershwin’s works were lost.
B.The death of Gershwin was widely reported.
C.A concert was held in memory of Gershwin.
D.Brain cancer research started after Gershwin’s death.

Which of the following best describes Gershwin?

A.Talented and productive.
B.Serious and boring.
C.Popular and unhappy.
D.Friendly and honest.

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