[填空题]Questions 47 to 56 are based on the following passage.
There is progress toward a possible treatment for lung diseases such as SARS ( severe acute respiratory syndrome ). Researchers have learned more about how the SARS virus works: it (47) with a system in the body that uses enzymes (酶) to control blood pressure and fluid balance. Scientists say the virus (48) to an enzyme known as ACE-two. The virus blocks the enzyme, permitting fluid to enter the lungs.
A team from Europe and Asia reported the (49) in Nature Medicine. Doctor Josef Penninger of the Institute of Molecular Biotechnology in the Austrian Academy of Sciences was the (50) writer of the report. The discovery could lead to a new (51) of treating not just SARS but also other diseases that can cause lung failure. These include avian flu (禽流感) and influenza in humans.
The first (52) of SARS were discovered in Guangdong provi

[单项选择] Questions 17 to 20 are based on the following passage. At the end of the passage you will be given 20 seconds to answer the questions. Now, listen to the passage.
What can you do on the third level
A. Buy shoes.
B. Collect money in the bank.
C. Go to restaurant and cinema.
D. Get a map of the center.

[单项选择] Questions 14 to 16 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions. Now, listen to the passage.
When was the first magazine published
A. 100 years ago.
B. 200 years ago.
C. 300 years ago.
D. 400 years ago.

[单项选择] Questions 57 to 61 are based on the following passage.
Protests at the use of animals in research have taken a new and fearful character in Britain with the attempted murder of two British scientists by the terrorist technique of the pre-planted car-bomb.
The research community will rightly be alarmed at these development, which have two objectives: to arouse public attention and to frighten people working in research with animals. The first need is that everything should be done to identify those responsible for the crimes and to put them on trial. The Defence Research Society has taken the practical step of offering a reward of 10,000 pounds for information leading to those responsible, but past experience is not encouraging. People are unlikely to be tempted by such offers. The professional police will similarly be confronted by the usual problem of finding a needle in a haystack.
That is why the intellectual community in Britain and elsewhere must ac
A. find out the criminals and punish them
B. find out the criminals and put them in front of the judge
C. call the police and put safeguards around the scientists
D. call for the people to fight against the criminals

[填空题] Questions 47 to 56 are based on the following passage.
Global warming refers to an increase in global surface temperature resulting from an increase in the amount of carbon dioxide, methane, and certain other trace gases in the atmosphere. These gases are (47) known as greenhouse gases because they (48) to the warming of the earth’s surface and lower atmosphere, a phenomenon called the greenhouse effect. Partly because the (49) of carbon dioxide is related to the essential use of the carbon based energy sources, the (50) of global warming incorporates a broad, scientific and political debate about its significance and consequences.
Today, as the results of the efforts of thousands of scientists over several decades who have studied climate and its (51) with the global land-ocean-atmosphere system, the scientific understanding of global warming is both more clear and complex. Scientists have obtained strong

[单项选择] Questions 18 to 20 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.
Now, listen to the passage.
What does the speaker say about the ocean’s level of saltiness
A. The level of saltiness in the ocean is extraordinarily high.
B. The average level of salinity in the ocean is higher than that of inland lakes.
C. Salt has been gradually accumulating in the ocean, which leads to a rise in oceanic salinity level.
D. Salt has accumulated very quickly at the early stage of life formation, then this process gradually slow down.

[单项选择] Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions.
Now, listen to the passage.
What does the speaker say about doctors and lawyers
A. They should prevent their clients’ personal information from being known by others.
B. They are not entitled to getting any personal information about their clients.
C. Although they hold the rights of learning personal situations of the clients, they are not imposed to keep confidentiality.
D. They are not allowed to publicize the clients’ personal situation without legal permission of the party.

[填空题]Questions 47 to 51 are based on the following passage.
I am a foot taller than Napoleon and twice the weight of Twiggy; on my only visit to a beautician (美容师), the woman said she found my face a challenge. Yet despite these social disadvantages I feel cheerful, happy, confident and secure.
I work for a daily newspaper and so get to a lot of places I would otherwise never see. This year I went to Ascot to write about the people there. I saw something there that made me realize the stupidity of trying to conform, of trying to be better than anyone else. There was a small, plump woman, all dressed up—huge hat, dress with pink butterflies, long white gloves. She also had a shooting stick. But because she was so plump, when she sat on the stick it went deep into the ground and she couldn’t pull it out. She tugged and tugged, tears of rage in her eyes. When the final tug brought it out, she crashed with it to the ground.
I saw her walk away. Her day had bee