更多"We all believe that technology play"的相关试题:
[简答题]
We all know that science plays an important role in the societies in which we live. Many people believe, however, that our progress depends on two aspects of science. The first of which is the machines, products and systems of applied knowledge that scientists and technologists develop. Through technology, science improves that structure of society and helps man to gain increasing control over his environment. 61) The second aspect is the application by all members of society from the government official to the ordinary citizen, of the special methods of thought and action that scientists use in their work.
62) Human beings have distinguished themselves from other animals, and in doing so ensured their survival, by the ability to observe and understand their environment and then either to adapt to that environment or to control and adapt it to their own needs. The process of careful observation, perception of a pattern in the phenomena observed, followed by
[填空题]Respiration plays a key role ______.
[单项选择]Ocean water plays an indispensable role in
supporting life. The great ocean basins hold about
300 million cubic miles of water. From this vast
Line amount, about 80,000 cubic miles of water are
(5) sucked into the atmosphere each year by evapora-
tion and returned by precipitation and drainage to
the ocean. More than 24,000 cubic miles of rain
descend annually upon the continents. This vast
amount is required to replenish the lakes and
(10) streams, springs and water tables on which all
flora and fauna are dependent. Thus, the hydro-
sphere permits organic existence.
The hydrosphere has strange characteristics
because water has properties unlike those of any
(15) other liquid. One anomaly is that water upon
freezing expands by about 9 percent, whereas
most liquids contract on cooling. For this reason,
ice floats on wat
A. describe the properties and uses of water
B. illustrate the importance of conserving water
C. explain how water is used in commerce and industry
D. reveal the extent of the earth’s ocean masses
E. (E) compare water with other liquids
[多项选择]Nowadays the telephone plays a very important role in our life. It makes our life more convenient. How- ever, it has its disadvantages.
You are to write an essay of approximately 400 words on both the positive and negative effects of the telephone on modem life. Support your ideas with reasons and examples.
In the first part of your letter you should present your thesis statement, and in the second part you should support the thesis statement with appropriate details. In the last part you should bring what you have written to a natural conclusion with a summary.
Marks will be awarded for content, organization, grammar and appropriateness. Failure to follow the above instructions may result in a loss of marks.
Write your composition on ANSWER SHEET FOUR.