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—But those are size 44. You might need a smaller size.
—Yes, I ______ a bit of weight. I have been trying to lose weight!

A.will have lostB.should have lostC.may have lostD.can’t lose

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NOT all memories are sweet. Some people spend all their lives trying to forget bad experiences. Violence and traffic accidents can leave people with terrible physical and emotional scars. Often they relive experiences in nightmares.
Now American researchers think they are close to developing a pill, which will help people forget bad memories. The pill is designed to be taken immediately after a frightening experience. They hope it might reduce, or possibly wipe out the effect of painful memories.
In November, experts tested a drug on people in the US and France. The drug stops the body releasing chemicals that fix memories in the brain, So far the research has suggested that only the emotional effects of memories may be reduced, not that the memories are wiped out. They are not sure to what degree people's memories are affected.
The research has caused a great deal of argument. Some think it is a bad idea, while others support it.
Supporters say it could lead to pills that prevent or treat soldiers' troubling memories after war. They say that there are many people who suffer from terrible memories.
“Some memories can ruin people's lives. They come back to you when you don't want to have them in a daydream or nightmare. They usually come with very painful emotions,” said Roger Pitman, a professor of psychiatry at Harvard Medical School.“This could relieve a lot of that suffering.”
But those who are against the research say that maybe the pills can change people's memories and changing memories is very dangerous because memories give us our identity. They also help us all avoid the mistakes of the past.
“All of us can think of bad events in our lives that were terrible at the time but make us who we are. I'm not sure we want to wipe those memories out,” said Rebecca Dresser ,a medical ethicist.
【小题1】The passage is mainly about       .

A.a new medical invention
B.a new research on the pill
C.a way of wiping out painful memories
D.an argument about the research on the pill
【小题2】We can infer from the passage that       .
A.experts are not sure about the effects of the pills.
B.the pill will certainly stop people's emotional memories
C.taking the pill will do harm to people's physical health
D.the pill has already been produced and used by the public in America
【小题3】Which of the following does Rebecca Dresser agree with in the last paragraph?
A.some memories can ruin people's lives.
B.people want to get rid of bad memories.
C.experiencing bad events makes us different from others.
D.the pill will reduce people's sufferings from bad memories.
【小题4】You may probably read the passage in     
A.a guidebookB.a textbook
C.a medical magazineD.a science fiction

They say that Mexico is a country no one ever leaves. Every year, millions of tourists pass through. And Mexicans happily warn that a part of them will remain behind forever. Most visitors are vacationing North Americans who go up on the brilliant beaches of Cancun, Acapulco, Mazatlan, and Puerto Vallarta. The beaches, of course, are among the world’s best ----but those who venture (冒险) inland are rewarded with the true soul of Mexico.

And it is a big soul. The Republic of Mexico is vast, consisting of nearly two million square miles of coastline, desert, rain forest, mountains, and rich plains. From the American borderlands of the wide, agriculturally rich north, the country narrows gently as it sweeps south and east. The two main mountain ranges(山脊), the Sierra Madre Occidental and the Sierra Madre Oriental, hug the west and east, finally merging(融入) into the volcanically active central highlands and the capital, Mexico City - the most populous city in the world. Further south, the country narrows to only 100 miles, then broadens again before reaching the Guatemalan border. There are two major peninsulas (半岛) in Mexico: the Baja Peninsula to the west and the Yucatan peninsular to the east.

The population is about 106 million. and the generosity (慷慨大方) of the Mexican people is unsurpassed. Knowing a few simple sentences in Spanish will win hearts.

Mexico has been blessed with an unusually temperate (适度的) climate year-round. The most important thing to remember is that the Mexican summer is also the rainy season, although the rain rarely lasts more than a few hours, and typically arrives in the late afternoon. Extremes(极端)are present only in the North and in Baja, both of which have deserts where the temperature leaps above 100F. Mexico City has a year-round temperature in the high 80s. while the coasts usually stay in the mid-90s. Night time temperatures fall somewhat, but rarely break down below a comfortable 60F.

1.All of the following are names of beaches EXCEPT ___________ .

A.Puerto Vallarta     B.Cancun           C.Guatemalan        D.Mazatlan

2.The Republic of Mexico _________.

A.has two peninsulas altogether

B.has a population of about 106 million

C.has more than 2 million square miles of coastline

D.has two main mountain ranges going from west to east

3.The underlined word "unsurpassed" in the 3rd paragraph probably means”         ".

A perfect          B. false               C. ancient            D. out of date

4.You may suffer extreme temperatures if you go to ___________.        .

A.the east           B.the west          C.the south          D.the north

5.Which of the following is NOT mentioned in the passage?

A.Geography.        B.History.           C.Language.         D.Climate.

 

Tourism wasn’t as important as it is today. In the past, only people with a good deal of money could travel on holidays to other countries. More people travel today than in the past because there is a growing middle class in many parts of the world; that is to say, people now have more money for travel. Special plane fares for tourists make travel less expensive and more attractive than ever before. One person doesn’t travel for the same reason as another. But most people enjoy seeing countries that are different from their own. They also like to meet new people and to taste new food.

Tourism causes many changes in a country and in people’s lives. People build new hotels and restaurants and train native men and women as guides to show visitors around interesting places. There’re new nightclubs and other amusements. International tourism is clearly a big business.

1.In the old days _________ could travel to other countries.

A. boys and girls, men or women, young or old   

B. either kings or queens

C. both the poor and the rich                   

D. nobody but those who had money

2.More people travel today than in the past because______________.

A.  people have become interested in traveling

B.  traveling today is easier than in the past

C.  people now have spare money for travel

D.  great changes have taken place in the world

3.What makes travel more attractive than before?

  1. Travel by air to other countries is much cheaper today.
  2. More guides are being trained to show beautiful spots.
  3. Modern telegraph lines make travel less expensive.
  4. New hotels and restaurants have been built.

4.Which of the following statements is true according to the article?

A.  Tourism won’t bring any changes in people’s minds.

B.  People have some trouble in making journey.

C.  With the development of tourism, great changes have taken place in many parts in the world.

D.  Tourism causes only some changes in clothing.

5.What is the best title of the passage?

A. The Change of Tourism                B. Tourism

     C. The Importance of Tourism                            D. The Cause of Tourism Change

 

June 26, 2000 — the Human Genome(基因组) Project, a great $3 billion, 15-year task aimed at drawing the genetic(遗传的) map of humans, is now more than 90 percent completed. The scientific and medical communities are very excited about the chances genetic research provides for getting rid of diseases and prolonging(延长) human life. But those communities and policy makers also are careful about the scientific door they are opening as the project uncovers the mysteries of life.

For the last few years, the genetic advances in the developing field of biotechnologyhave provides material for all kinds of work, but the developments of modern science in unlocking the secrets of the human genetic codehave opened a world of possibilities for human health, as well as for the popular imagination.

While European and Japanese researchers are making rapid progress in decoding(解码) human DNA, the leading organization for genetic research is in the United States, which began in 1990, is “unlocking the code” of the human body to learn how to defeat fatal(致命的)diseases. Already, the Human Genome Project has become widely known and praised for finding the genes connected with terrible diseases as yet(迄今), and making progress toward separating the genes that show a sign of breast cancer or AIDS.

Once these genes are found and studied, researchers can develop new ways to attack infections, and genetic diseases. Medical companies are very interested in mapping the human genome, as they expect to develop a lot of new drugs for these illnesses.

1. Why did the scientists work hard at mapping the human genome?

A. Because the human genome can destroy many illnesses.

B. Because the human genome's completion can help them get rid of many diseases.

C. Because they wanted to be better known than others.

D. Because the human genome can provide a lot of chances of work.

2.Which country studied the genes most rapidly in the world?

A. Japan.           B. Germany.              C. The United States.       D. China.

3. Which of the following is NOT true?

A. If the genes can be found, scientists can study many new ways to cure illnesses.

B. The scientists have made great progress in connecting the genes with the cancers.

C. Many medical companies show great interest in drawing the human genome map.

D. The United States began the Genes Study early in the 19th century.

4.The author suggests that the Human Genome Project can cause _______.

A. the policy makers to feel very worried and careful

B. the scientists to work harder

C. many people to find work easily

D. a lot of companies to produce many new drugs

5. The main idea of this article is about _______.

A. unlocking genetic code                                            B. the genes' discovery

C. the great human genome                                       D. the genes and the scientists

 

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