摘要: A 连词after.意思是:工作四年后.

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  Have you ever imagined that you could be cloned like Dolly the sheep in the not too distant future?

  The news that a human embryo (胚胎) has been 1 cloned for the first time has caused mixed reactions (反映).

  The 2 was carried out by scientists from the Advanced Cell Technology Inc (ACT), in Massachusetts, US. The group 3 the news on November 25.

  “This is 4 human being. A clone is alive, it walks, it breathes,” said Jamie Grifo, 5 on the study of cloning at New York University School of Medicine.

  “This is a set of cells in a lab that will be used to 6 someone's life. ”

  Such research could lead to treatment for 7 such as heart diseases, AIDS and even cancer, 8 scientists.

  Despite high hopes from other scientists, the news raised concerns immediately from religious and political leaders. Several 9 in the US do not allow human cloning. President George W. Bush also made it clear that he is 10  any type of human cloning. However, the scientists at ACT said they have no interest at present in 11 an early embryo into __12__.

  Animals have been cloned repeatedly since Dolly the sheep 13 in 1997. And there were no real technical 14 to stand in the way of scientists making a cloned human embryo.

  This time the research group used traditional cloning technology with a human 15

   16 it was given DNA from an adult cell, the egg began to __17__.__18__ it was stopped from becoming a baby--at a stage in which it was 19 a ball of cells. The 20 technology has been used to clone sheep, cattle and monkeys.

(1)

[  ]

A. in failure
B. never
C. successfully
D. not

(2)

[  ]

A. research
B. report
C. works
D. task

(3)

[  ]

A. made known
B. made
C. said
D. had

(4)

[  ]

A. a cloned
B. a man-made
C. a
D. not a cloned

(5)

[  ]

A. a worker
B. a head
C. an expert
D. an assistant

(6)

[  ]

A. save
B. rescue
C. cure
D. treat

(7)

[  ]

A. patients
B. health
C. diseases
D. things

(8)

[  ]

A. according to

B. including

C. besides

D. argued

(9)

[  ]

A. countries
B. nations
C. peoples
D. states

(10)

[  ]

A. for
B. against
C. researching for
D. praising

(11)

[  ]

A. developing

B. building

C. inventing

D. discovering

(12)

[  ]

A. a baby
B. a man
C. a woman
D. a white man

(13)

[  ]

A. died
B. appeared
C. turned up
D. was no more

(14)

[  ]

A. questions
B. affairs
C. business
D. problems

(15)

[  ]

A. egg
B. bless
C. meat
D. cell

(16)

[  ]

A. Before
B. After
C. While
D. And

(17)

[  ]

A. grow
B. die
C. change
D. grow up

(18)

[  ]

A. And
B. But
C. However
D. Yet

(19)

[  ]

A. yet
B. still
C. not
D. no

(20)

[  ]

A. different
B. usual
C. ordinary
D. same
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 I had my first job at the age of thirteen, when a friend of my mother’s who owned a book shop  36 me for six hours a week to help her in the shop. I was very  37 to earn my own pocket money and my parents  38 interfered with how I spent it, even when I was spending it  39 . They believed that by earning money, spending it, and learning from the  40 , I would become more mature and  41  about how to handle work, relationships with others, and money.

  Like many  42 parents, my parents also let me and my brothers do things over which they  43 a great deal. When I was sixteen, for example, after I finished high school and before I entered university, I wanted to spend the summer months traveling around  44 . My mother was against the idea of my traveling alone at such a young age, but my father felt that it would be a great  45 for me. In the end, my father won the  46 on the condition that I limited my traveling to France, my mother’s home, where I had many uncles, aunts and cousins  47 through the country who could  48 shelter and help if I needed them.

  Three years later, my younger brother decided to  49 a year off after his first year in university and travel through the United States and the Caribbean. Again my mother was very worried and not  50 to see my brother leave school, but my father encouraged him and my brother had a(n)  51 year working his way on trains and ships to  52 passage to different ports and cities, and discovering many fascinating places and people.

  These kinds of experiences are probably rare for children in many countries but in the US they are fairly  53 . Most parents start  54 their children at a young age to do small things by themselves. By the time they have finished high school, many American kids have already had part-time jobs, traveled around the US or other countries on their own, have  55 the university they plan to attend and maybe even decided on their future career, and so on.

  36. A. taught     B. allowed    C. treated     D. hired

  37. A. anxious    B. content    C. proud      D. hopeful

  38. A. never     B. ever      C. always     D. even

  39. A. quickly    B. foolishly   C. seriously    D. honestly

  40. A. work      B. mistakes    C. others     D. books

  41. A. strict     B. reasonable   C. polite     D. responsible

  42. A. American    B. Japanese    C. Chinese     D. British

  43. A. helped     B. supported   C. shared     D. worried

  44. A. Asia      B. Africa     C. Europe     D. Oceania

  45. A. journey    B. experience   C. chance     D. possibility

  46. A. argument    B. game      C. discussion   D. plan

  47. A. send out    B. give out    C. carry out    D. spread out

  48. A. promise    B. afford     C. provide     D. serve

  49. A. leave     B. make      C. take      D. prepare

  50. A. angry     B. eager     C. sorry      D. sad

  51. A. unusual    B. hard      C. strange     D. busy

  52. A. accept     B. earn      C. find      D. search

  53. A. welcome    B. fit      C. necessary    D. common

  54. A. bringing    B. forcing    C. pushing     D. protecting

  55. A. selected    B. admired    C. afforded    D. left

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Every country has its own dining customs. Americans feel that the first rule of being a  __36__  guest is to be on time. If a person is invited to dinner at six thirty,the hostess  __37__  him to be there at six thirty or  __38__  a few minutes after. Because she usually does the cooking, she has to time the meal  __39__ the hot rolls and the coffee and the meat can be at their best when the guests come. If they are late,the food will not be so  __40__,and the hostess will be  __41__.__42__ the guest cannot come on time, he should call his host or hostess on the phone, give the reason,and tell  __43__ what time he can come.  __44__the situations, guests sometimes bring a box of candy, a bottle of wine or a bunch of flowers to give to the hostess as a  __45__ of appreciation.

As guests continue to arrive, it is usually considered polite for the  __46__ in the group to  __47__ when a woman enters the room and continue to stand until she is seated.  __48__, most young people and some groups of elder people  __49__  stress equality of the sexes no longer observe the custom. A visitor should be  __50__to each situation and follow the lead of the Americans present.

When the guests sit down at a dinner table,it is a  __51__ for the men to help the ladies by pushing their chairs under them. However,some Americans  __52__ do this, so the visitors must notice what others do and do the  __53__.__54__ the meal is under way and if the dinner is in a private home,a guest  __55__ avoid embarrassment by leaving talk to someone else.

36.A.polite     B.elegant C.honored     D.serious

37.A.tells      B.expects C.asks    D.hopes

38.A.at most  B.less than  C.at least D.more than

39.A.in case    B.as long as C.so that D.on condition that

40.A.tender    B.nutritious  C.good    D.enough

41.A.angry    B.nervous  C.shameful    D.disappointed

42.A.If    B.Unless  C.Whether     D.Although

43.A.at    B.in C.on D.about

44.A.Looking at    B.Combined with C.Depending on    D.Related to

45.A.matter    B.heart C.sense   D.sign

46.A.host      B.men  C.hostess D.women

47.A.smile     B.stand  C.applaud D.nod

48.A.As a result    B.Moreover C.In addition   D.However

49.A.whose    B.what C.who    D.which

50.A.aware    B.similar C.active   D.sensitive

51.A.custom      B.regulation C.habit    D.principle

52.A.even    B.no longer C.still     D.no more

53.A.following   B.same C.deed    D.example

54.A.Unless    B.Until C.While   D.After

55.A.shouldn't B.must  C.needn't D.may

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