While other animals use a limited range of sounds or signals to communicate, humans have developed complex systems of language that are used to ensure survival, to express ideas and emotions, to tell stories and remember the past. and to negotiate with one another. Oral (spoken) language is a feature of every human society or culture. Experts studying ancient cultures have several theories about how human language began and developed. The earliest language systems probably combined vocal(声音的) sounds with hand or body signals to express messages. Some words may be similar to natural sounds. Others may have come from expressions of emotion, such as laughter or crying. Language, some theorists believe, is a result of group activities, such as working together or dancing.
Over 6000 languages and major dialects are A. They combined vocal sounds with hand or body signals to express messages. B. Some words may be similar to natural sounds. C. Others may have come from expressions of emotion, such as laughter or crying. D. The language, some theorists believe, is a result of individual activities, such as working together or dancing.
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[单项选择]
Passage 3
While other animals use a limited range of sounds or signals to communicate, humans have developed complex systems of language that are used to ensure survival, to express ideas and emotions, to tell stories and remember the past. and to negotiate with one another. Oral (spoken) language is a feature of every human society or culture. Experts studying ancient cultures have several theories about how human language began and developed. The earliest language systems probably combined vocal(声音的) sounds with hand or body signals to express messages. Some words may be similar to natural sounds. Others may have come from expressions of emotion, such as laughter or crying. Language, some theorists believe, is a result of group activities, such as working together or dancing.
Over 6000 languages and major dialects are A. to hunt animals B. to find food C. to communicate D. to show the feature of every human society or culture
[单项选择] Passage 2
While hackers with motives make
headlines, they represent less than 20% of all net- work security breaches. More
common are instances of authorized users accidentally winding up where they
should not be and inadvertently deleting or changing data. However, the Internet
introduces another concern: some Internet surfers are bound to go where they
have no business and, in so doing, threaten to wipe out data to which they
should not have access. Before picking a firewall, companies
need to adopt security policies. A security policy states who or what is allowed
to connect to whom or what. You can group all users by department or
classification. The better firewall products let you drag and drop groups in a
graphical user interface (GUI) environment to define network security
easily. Two methods are most often used together to esta A. Hackers and Our Defense B. Internet Surfers’ Guide C. Firewall: A Measure of Network Security D. Information Technology
[单项选择] Passage Two
While the college campus may be the
perfect forum in which to exhibit your taste for the latest in fashion style,
the interview is not the place to do so. With very few unusual exceptions,
sandals and sweatshirts are out. Oxfords and business suits are still in. Even
though many companies have relaxed the internal company dress code, interviews
still follow the conservative standard. Don’t buck the trend.
Unfortunately, most college grads are underprepared with proper interview
dress. They feel they can " get by" with what is already in their wardrobe.
Usually not. Remember that stylish is not conservative. You should
be doing the talking, not your clothes. This is not to say that
you need to go out and buy a whole new wardrobe. Go for quality over
quantity. One or two well-chosen business suits will serve you all the way to A. Don’t lead the trend B. Don’t resist the trend C. Don’t follow the trend D. Don’t go against the trend
[单项选择] Passage Four
No other country spends what we do per
capita for medical care. The care available is among the Best technically, even
if used too lavishly and thus dangerously, but none of the countries that stand
above us in health status have such a high proportion of medically
disenfranchised persons. Given the evidence that medical care is not that
valuable and access to care is nor that had, it seems most unlikely that our bad
showing is caused By the significant proportion who are poorly served. Other
hypotheses have greater explanatory power: excessive poverty, both actual and
relative, and excessive affluence. Excessive poverty is probably
more prevalent in the U. S. than in any of the countries that have a better
infant mortality rate and female life expectancy at birth. This is probably true
also for all but four or five of the coun A. condemning the U. S. for its failure to provide better medical care to the poor. B. evaluating the relative significance of factors contributing to the poor health status in the U.S. C. comparing the general health of the U. S. population with world averages D. advocating specific measures designed to improve the health of U. S. population
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