[单项选择]______ around the Water Cube, we were then taken to see the Bird's Nest for the 2008 Olympic Games.
A. Having shown
B. To be shown
C. Having been shown
D. To show

[单项选择]（）around the Water Cube, we were then taken to see the Bird's Nest for the 2008 Olympic Games.
A. Having shown
B. To be shown
C. Having been shown
D. To show

[单项选择]______ around the Water Cube, we were then taken to see the Bird's Nest for the 2008 Olympic Games.
A. Having shown
B. To be shown
C. Having been shown
D. To show

[单项选择]When were pulse rates taken


A. After every exercise period.
B. Every time the ratio of active riding was increased.
C. Every day.
D. After each step-test.

[单项选择]Passage 2 If we were asked exactly what we were doing a year ago, we should probably have to say that we could not remember. But if we had kept a book and had written in it an account of what we did each day, we should be able to give an answer to the question. It is the same in history. Many things have been forgotten because we do not have any written account of them. Sometimes men did keep a record of the most important happenings in their country, but often it was destroyed by fire or in a war. Sometimes there was never any written record at all because the people of that time and place did not know how to write. For example, we know a good deal about the people who lived in China 4,000 years ago, because they could write and leave written records for those who lived after them. But we know almost nothing about the people who lived even 200 years ago in central Africa, because they had not learned to write. Sometimes, of course, even if the people cannot write, they
A. “Remembered history”, compared with written history, is less reliable.
B. Written records of the past plays a most important role in our learning of the human history.
C. A written account of our daily activities helps us to be able to answer any questions.
D. Where there are no written records, there is no history.

[单项选择]If prompt measures are. taken, we are sure that illiteracy in this region can be ______ in no time.
A. eliminated
B. abandoned
C. diminished
D. withdrawn

[单项选择]We were told that we should follow the main road ______ we reached the central railway station.
A. whenever
B. until
C. while
D. wherever

[填空题]For years we have believed we were either healthy or sick. __51__, during the mid-90s, scientists developed a new concept called “sub-health”, a status __52__ health and illness. The concept of sub-health has become __53__ because it has helped to explain many health problems. __54__ one study, only 5.6% of people in the overall population are actually sick, __55__ the sub-healthy group consists of about 60%, and the __56__ population is considered healthy. __57__ of one’s sub-health will help one to be alert to the underlying disease and remain healthy. Sub-Health is a state in which the body is __58__ turning from health to illness or from illness to health. Our bodies are actively __59__ the conditions of health, sub-health and disease. Factors __60__ aging, internal or external toxicity （毒性）, and body or mind exhaustion may cause sub-health, but taking good care of the body can change a sub-healthy status to a healthy one.
A. A．between
B．within
C．beyond
D．toward