Parents and doctors have the same worry over especially low birth weight newborns. ___66___ A trend has therefore developed to make special formulas(配方)of extra nutrients and protein-rich foods for these tiny babies. Unfortunately, a British study has found that this practice could have negative long-term effects, such as high blood pressure in adulthood.

        Between 1993 and 1995, Atul Singhal of the Institute of Child Health and his colleagues researched 299 full-term newborns, each of whom weighed very little for their age. The babies’ moms had decided not to breastfeed(用母乳喂养).

        ___67___ The rest received a formula with more nutrients than the standard formula. The growth of all of these children was compared to that of 175 similarly low birth weight babies whose mothers had chosen to breastfeed their children for their 9 months. ___68___ They found 83 babies from normal-formula group, 70 babies from extra-formula group, and 95 babies from the breastfed group. ___69___ According to the latest data, children who received the extra formula had significantly higher blood pressure than those in the other two groups.

       Seven human tests have indeed shown that when infants are overfed before being stopped breastfeeding, they have an increased possibility to become fat as youngsters.

       No matter how big a child is at birth, he or she will probably reach the same adult height no matter how quickly the baby grows. But reaching one’s adult size at a slow-to-moderate speed may have a lot of benefits, as Singhal says. ___70___

A. Half of these children were given a normal infant (幼儿)formula for 9 months.

B. When they grow up, they might have high blood pressure.

C. These babies have very little energy because they are so small.

D. Six to eight years later, the researchers gave the children a series of measurements and tests.

E. The results were quite surprising.

F. Tiny babies will grow much slower if they are not specially fed.

G. His advice to parents: Be patient. Don’t rush a child’s growth.

In a world with limited land, water and other natural resources, the harm from the traditional business model is on the rise. Actually, the past decade has seen more and more forests disappearing and globe becoming increasingly warm. People now realize that this unhealthy situation must be changed, and that we must be able to develop in sustainable (可持续的) ways. That means growth with low carbon or development of sustainable products. In other words, we should keep the earth healthy while using its supply of natural resources.

Today, sustainable development is a popular trend in many countries. According to a recent study, the global market for low-carbon energy will become three times bigger over the next decade. China, for example, has set its mind on leading that market, hoping to seize chances in the new round of the global energy revolution. It is now trying hard to make full use of wind and solar energy, and is spending a huge amount of money making electric cars and high-speed trains. In addition, we are also seeing great growth in the global markets for sustainable products such as palm oil (棕榈油), which is produced without cutting down valuable rainforest. In recent years the markets for sustainable products have grown by more than 50%.

Governments can fully develop the potential of these new markets. First, they can set high targets for reducing carbon emissions (排放) and targets for saving and reusing energy. Besides, stronger arrangement of public resources like forests can also help to speed up the development. Finally, governments can avoid the huge expenses that are taking us in the wrong direction, and redirecting some of those expenses can accelerate the change from traditional model to a sustainable one.

The major challenge of this century is to find ways to meet the needs of a growing population within the limits of this single planet. That is no small task, but it offers abundant new chances for sustainable product industries.

62. The traditional business model is harmful because of all the following EXCEPT that ______.

A. It makes the world warmer                            B. it consumes natural resources

C. it brings severe damage to forests              D. it makes growth hard to continue

63. What is the main purpose of the passage?

A. To introduce a new business model.          B. To advocate sustainable development.

C. To predict a change of the global market.      D. To compare two business models.

64. To fully develop the low-carbon markets, government can ______.

A. cut public expenses                                     B. forbid carbon emissions 

C. develop public resources                             D. encourage energy preservation

65. We can learn from the last paragraph that businesses have many chances to ______.

A. develop sustainable products                    B. explore new natural resources

C. make full use of natural resources                D. deal with the major challenge

A year after graduation, I was offered a position teaching a writing class. Teaching was a profession I had never seriously considered, though several of my stories had been published. I accepted the job without hesitation, as it would allow me to wear a tie and go by the name of Mr. Davis. My father went by the same name, and I liked to imagine people getting the two of us confused. “Wait a minute,” someone might say, “Are you talking about Mr. Davis the retired man, or Mr. Davis the respectable scholar?”

The position was offered at the last minute, and I was given two weeks to prepare, a period I spent searching for briefcase and standing before my full-length mirror, repeating the words, “Hello, class. I’m Mr. Davis.” Sometimes I would give myself an aggressive voice. Sometimes I would sound experienced. But when the day eventually came, my nerves kicked in and the true Mr. Davis was there. I sounded not like a thoughtful professor, but rather a 12-year-old boy.

I arrived in the classroom with paper cards designed in the shape of maple leaves. I had cut them myself out of orange construction paper. I saw nine students along a long table. I handed out the cards, and the students wrote down their names and fastened them to their breast pockets as I required.

“All right then,” I said. “Okey, here we go.” Then I opened my briefcase and realized that I had never thought beyond this moment. I had been thinking that the students would be the first to talk, offering their thoughts and opinions on the events of the day. I had imagined that I would sit at the edge of the desk, overlooking a forest of hands. Every student would yell. “Calm down, you’ll all get your turn. One at a time, one at a time!”

A terrible silence ruled the room, and seeing no other opinions, I inspected the students to pull out their notebooks and write a brief essay related to the theme of deep disappointment.

58. The author took the job to teach writing because ______.

A. he wanted to be respected              B. he had written some stories

C. he wanted to please his father            D. he had dreamed of being a teacher

59. What can we learn about the author from Paragraph 2?

A. He would be aggressive in his first class.              

B. He was well-prepared for his first class.

C. He got nervous upon the arrival of his first class.       

D. He waited long for the arrival of his first class.

60. Before he started his class, the author asked the students to ______.

A. write down their suggestions on the paper cards        

B. cut maple leaves out of the construction paper

C. cut some cards out of the construction paper          

D. write down their names on the paper cards

61. The author chose the composition topic probably because ______.

A. he got disappointed with his first class   B. he had prepared the topic before class

C. he wanted to calm down the students    D. he thought it was an easy topic

Can dogs and cats live in perfect harmony in the same home? People who are thinking about adopting a dog as a friend for their cats are worried that they will fight. A recent research has found a new recipe of success. According to the study, if the cat is adopted before the dog, and if they are introduced when still young (less than 6 months for cats, a year for dogs), it is highly probable that the two pets will get along swimmingly. Two-thirds of the homes interviewed reported a positive relationship between their cat and dog.

However, it wasn’t all sweetness and light. There was a reported coldness between the cat and dog in 25% of the homes, while aggression and fighting were observed in 10% of the homes. One reason for this is probably that some of their body signals were just opposite. For example, when a cat turns its head away it signals aggression, while a dog doing the same signals submission.

In homes with cats and dogs living peacefully, researchers observed a surprising behavior. They are learning how to talk each other’s language. It is a surprise that cats can learn how to talk ‘Dog’, and dogs can learn how to talk ‘Cat’.

What’s interesting is that both cats and dogs have appeared to develop their intelligence. They can learn to read each other’s body signals, suggesting that the two may have more in common than was previously suspected. Once familiar with each other’s presence and body language, cats and dogs can play together, greet each other nose to nose, and enjoy sleeping together on the sofa. They can easily share the same water bowl and in some cases groom (梳理) each other.

The significance of this research on cats and dogs may go beyond pets --- to people who don’t get along, including neighbors, colleagues at work, and even world superpowers. If cats and dogs can learn to get along, surely people have a good chance.

54. The underlined word “swimmingly” in Paragraph 1 is closest in meaning to ______.

A. early                B. sweetly           C. quickly           D. smoothly

55. Some cats and dogs may fight when ______.

A. they are cold to each other                B. they look away from each other

C. they misunderstand each other’s signals    D. they are introduced at an early age

56. It is suggested in Paragraph 4 that cats and dogs ______.

A. have common interests                          B. are less different than was thought

C. have a common body language                  D. are less intelligent than was expected

57. What can we human beings learn from cats and dogs?

A. We should learn to live in harmony.           B. We should know more about animals.

C. We should live in peace with animals.       D. We should learn more body languages.

 “Now,” Mrs. Virginia DeView said, smiling, “we are going to discover our professions(职业).” The class seemed to be greatly surprised. Our professions? We were only 13 and 14 years old! The teacher must be   31  . “Yes, you will all be searching for your future   32  . Each of you will have to   33   someone in your field, plus an oral report.”

       Each day in her class, Virginia DeView reminded us about this. Finally, I   34   print journalism. This meant I had to go to interview a true-blue newspaper reporter. I was extremely nervous. I sat down in front of him   35   able to speak. He looked at me and said, “Did you bring a pencil or pen?” I shook my head. “How about some   36  ?” I shook my head again.

       Finally, I thought he realized I was   37  , and I got my first big tip as a   38  . “Never, never go anywhere without a pen or paper. You never know what you’ll   39   into.” After a few days, I gave my oral report totally from memory in class. I got an A on the entire project.

       Years later, I was in college looking around for a new career, but with no success. Then I   40   Virginia DeView and my desire at 13 to be a journalist. And I called my parents. They didn’t   41   me. They just reminded me how   42__ the field was and how I had run away from competition all my life. This was true. But journalism did something to me; it was in my   43  . And it gave me the freedom to go up to total strangers and ask what was   44  .

       For the past fifty years, I’ve had the most satisfying reporting career,   45   stories from murders to airplane   46   and finally choosing my strongest area. When I went to pick up my phone one day, an incredible wave of memories   47   me and I realized that had it not been   48   Virginia DeView, I would not be sitting at that desk.

       I get   49   all the time : “How did you pick journalism?”

       “Well, you see, there was this teacher…” I always start out. I just hope I can have the chance to   50   her. She was a teacher who definitely changed my life.

31. A. cautious                 B. mad                      C. optimistic              D. enthusiastic

32. A. universities             B. families                 C. professions           D. lives

33. A. interview                B. describe                C. admire                  D. face

34. A. considered              B. rejected                 C. expected               D. picked

35. A. hardly                    B. totally                   C. merely                  D. completely

36. A. preparation             B. newspaper            C. drink                    D. paper

37. A. reliable                   B. grateful                 C. terrified                D. amazed

38. A. student                   B. journalist               C. stranger                D. writer

39. A. look                       B. turn                      C. break                    D. run

40. A. called                     B. remembered          C. recognized            D. evaluated

41. A. answer                   B. urge                     C. stop                     D. persuade

42. A. funny                     B. competitive           C. ordinary                D. mysterious

43. A. blood                     B. body                     C. life                       D. opinion

44. A. coming in               B. coming out            C. going up               D. going on

45. A. creating                  B. recalling                C. covering               D. writing

46. A. flights                    B. crashes                 C. journeys               D. schedules

47. A. hit                          B. caught                  C. impressed             D. seized

48. A. for                         B. with                     C. of                        D. to

49. A. hurt                       B. realized                 C. adjusted                D. asked

50. A. respect                   B. support                 C. thank                    D. envy

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