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2015年04月25日雅思阅读机经分析

2015-04-27

来源:

小编: 303
摘要:

20150425
雅思阅读机经分析

南京环球教育教研中心-许美玲

考试日期:

20150425

Reading Passage 1

Title:

Making of Olympic  Torch

Question types:

有选项摘要填空

配对题

图表填空题

文章大意

Making of Olympic Torch

AEvery two years, people  around the world wait in anticipation as a torch- bearing runner enters the  Olympic arena and lights the cauldron. The symbolic lighting of the Olympic  flame marks the beginning of another historic Olympic Games. The opening  ceremony is the end of a long journey for the Olympic torch. The  ancientGreeks revered the power of fire. In Greek mythology, the god  Prometheus stole fire from Zeus and gave it to humans. The Greeks held their  first Olympic Games in 776 B. C. The Games, held every four years at Olympia,  honored Zeus and other Greek gods. A constantly burning flame was a regular  fixture throughout Greece. At the start of the Olympic Games, the Greeks  would ignite a cauldron of flame upon the altar dedicated to Hera, goddess of  birth and marriage.

B The flame was reintroduced  to the Olympics at the 1928 Amsterdam Games. A cauldron was lit, but there  was no torch relay. The first Olympic torch relay was at the 1936 Berlin  Summer Games and it was not introduced to the Winter Olympics until the 1952  Games. It was lit that year not in Olympia, Greece, but in Norway, which was  chosen because it was the birthplace of skiing. But since the 1964Olympics at  Innsbruck, Austria, every Olympic Games - Winter and Summer - has begun with  a torch-lighting ceremony in Olympia, Greece, followed by a torch relay to  the Olympic stadium.

Designing an Olympic Torch


C The torch starts out as an  idea in the mind of a designer or group of designers.Several design teams  submit proposals to the Olympic Committee for the opportunity to create and  build the torch. The team that wins the assignment will design a torch that  is both aesthetically pleasing and functional. A torch can take a year or two  to design and build. And once the torch has been built, it must be tested  rigorously in all kinds of weather conditions. The look of the modern Olympic  torch originated with John Hench, a Disney artist who designed the torch for  the 1960 Winter Olympics in Squaw Valley, California. His design provided the  basis for all future torches. Since then, designers have tried to create a  torch that represents the host country and the theme for that Olympic Games.

D The torch must then be  replicated . . . and replicated. It’s not just one torch making the journey  to the Olympic stadium; it’s thousands. Anywhere from10, 000 to 15, 000  torches are constructed to accommodate the thousands of runners who carry  them through each leg of the Olympic relay. Each runner has the opportunity  to purchase his torch at the end of his leg of the relay.

Olympic Torch fuel


E The first torch used in  the modern Olympics (the 1936 Berlin Games) wasmade of a thin steel rod  topped with a circular piece from which the flame rose. It was inscribed with  a dedication to the runners. The torch must stay lit for the entire length of  its journey. It must survive wind, rain, sleet, snow, and a variety of  climates (desert, mountain, and ocean). For fuel, early torches burned  everything from gunpowder to olive oil. Some torches used a mixture of  hexamine (a mixture of formaldehyde and ammonia) and naphthalene (the  hydrogen- and carbon-based substance in mothballs) with an igniting liquid.  These substances weren’t always the most efficient fuel sources, and they  were sometimes dangerous. In the 1956 Games, the final torch in the relay was  lit by magnesium and aluminum, burning chunks of which fell from the torch  and seared the runner’s arms. The first liquid fuels were introduced at the  1972 Munich Games. Torches since that time have carried liquid fuels - they  are stored under pressure as a liquid, but burn as a gas to produce a flame.  Liquid fuel is safe for the runner and can be stored in a lightweight  canister. The torch designed for the 1996 Atlanta Summer Olympics has an  aluminum base that houses a small fuel tank. As fuel rises through the  handle, it is pushed through a brass valve with thousands of tiny openings.  As the fuel squeezes through the small openings, it builds pressure. Once it  makes it through the openings, the pressure drops, and the liquid fuel turns  into a gas for burning. The tiny holes maintain a high pressure in the fuel  to keep the flame going through harsh conditions.

F The 1996 torch was fueled  by propylene, which produced a bright flame. But because propylene contains a  high level of carbon, it also produced a lot of smoke - not a plus for the  environment. In 2000, the creators of the Sydney Olympic torch came up with a  more lightweight, inexpensive, and environmentally friendly design. To fuel  their torch, they decided on a mixture of 35 percent propane (the gas used to  heat home stoves and barbecue grills) and 65 percent butane (cigarette  lighter fuel), which ignites a strong flame without making a lot of smoke.  Because the propane/butane mixture can be stored as a liquid under relatively  light pressure, it can be kept in a lightweight container. It then burns as  gas under normal atmospheric pressure. The liquid fuel is stored in an  aluminum canister located about halfway up the torch. It flows up to the top  of the torch through a pipe. Before leaving the pipe, the liquid fuel is  forced through a tiny hole. Once it moves through the hole, there is a  pressure drop, causing the liquid to turn into gas for burning. The torch  moves the liquid fuel at a consistent rate to the burner, so the flame always  bums with the same intensity. The torch can stay lit for about 15minutes.

G The engineers behind both  the 1996 and 2000 torches adopted a burner system that utilized a double  flame, helping them to stay lit even in erratic winds. The external flame  burns slowly and at a lower temperature than the internal flame. This flame  is big and bright orange, so it can be seen clearly; but it is unstable in  winds. The interior flame burns hotter, producing a blue flame that is small  but very stable, because its internal location protects it from the wind. It  would act like a pilot light, able to relight the external flame should it go  out.

H When the 2002 Olympic  Torch, in Salt lake city, the top section was glass, and the Olympic Flame  burned within the glass, echoing the 2002 Olympic theme Light the Fire  Within. The glass stood for purity, winter, ice, and nature. Also inside the  glass was a geometric copper structure which helped hold the flame. The two  silver sections also mirrored the blue/purple colors of the Fire and Ice  theme.

Questions 1-3

Complete the summary below  using NO MORE THAN THREE WORDS from the passage.

Write your answers in  boxes 1-4 on your answer sheet.

The Olympic torch, as  Olympic Committee requested, is carefully designed which takes a years to  design and build so that it is capable of withstanding all kinds of 1  ______and staying lit through widely differing weather conditions. The torch  used in the modern Olympics which is to hold the 2 ______ And the torch must  then be copied and thousands are built as demanded by the thousands of  runners who carry them through. Each runner has the opportunity to 3 ______  his torch at completion of his journey of the relay for memorial and as for  souvenirs.

Questions 4-9

Matchthe following  statements as applying to different Olympic flames A-H.


NB There are more choices  than questions. You may not need all the choices.

A.     Ancient Greek Olympic flames

B.     Berlin Games torch(1936)

C.     1952 Winter Games flame

D.    1956 Games torch

E.     Munich Games torch (1972)

F.      1996 torch (Atlanta)

G.    2000 torch (Sydney)

H.    2002 torch (Salt lake  city)

Write your answers in  boxes 4-9 on your answer sheet.

4 first liquid fuel  torch

5 not environmentally  friendly

6 began to record the  runners’ name

7 potential risky as  it burnt runner’s arms

8 special for a theme  

9 flame not lit in  Greek

Questions 10-14


Diagram filling


The chart below shows the  structure of the 1996 Olympic torch.

Complete the chart using NO MORE THAN THREE WORDS from the passage for each blank.

Write your answers in  boxes 10-14 on your answer sheet.


部分答案

1.     climates

2.     flame

3.     purchase

4.     E

5.     F

6.     B

7.     D

8.     H

9.     C

10. fuel tank

11. openings

12. handle

13. propylene

14. double-flame

Reading Passage 2

Title:

Isn’t it  needed-sleep?

Question types:

人名理论配对

填空题

选择题

文章大意

动物和人类的睡眠模式比较

研究新出生的动物有的不需要睡眠就可以存活,但是也有其他种类的动物没有足够睡眠的话就会死亡。用动物和人类的大脑比较来讨论两种睡眠模式。

部分答案

待补充

Reading Passage 3

Title:

Strategic approach  to children’s learning

Question types:

单选题

完成句子配对题

判断题

文章大意

各国儿童教育education system的比较

将传统和现代的教育体制进行比较,列举了津巴布韦、墨西哥、新都等偏远落后地区的教育体制教学方法的变化。

部分答案

待补充

难度分析

本场难度中等,题型仍然是一些常见题型。考生要继续加强判断题和配对题的练习。人名理论配对和完成句子配对的训练要多加注意。此外,建议广大烤鸭们多读些和雅思阅读有关的背景文章,例如本次考试出现的第三篇儿童教育的文章,如果之前已经读过一些相关文献,那么在考场上就会更加得心应手不会由于话题不熟而产生一些焦躁心理。


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