2. 外语
  3. There is no denying that students should learn something about how computers work, just as we expect them at least to understand

There is no denying that students should learn something about how computers work, just as we expect them at least to understand

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问题    There is no denying that students should learn something about how computers work, just as we expect them at least to understand that the internal-combustion engine has something to do with burning fuel, expanding gases and pistons being driven,【C1】______people should have some basic idea of how the things that they use【C2】______what they do. Further, students might be helped by a course【C3】______considers the computer’s impact【C4】______society. But that is not【C5】______is meant by computer literacy. For computer literacy is not a form of literacy; it is a trade skill that should not be【C6】______as a liberal art.
   【C7】______how to use a computer and learning how to program one are two distinct activities. A【C8】______might be made【C9】______the competent citizens of tomorrow should【C10】______themselves from their fear of computers. But this is quite different【C11】______saying that all ought to know how to program one.【C12】______that to people who have chosen programming as a career. While programming can be lots of fun,【C13】______while our society needs some people who are experts at it, the same is【C14】______of auto repair and violin-making.
   Learning how to use a computer is not【C15】______difficult, and it gets【C16】______all the time as programs become more "user-friendly’. Let us【C17】______that in the future everyone is going to have to know how to use a computer to be a【C18】______citizen. What does the phrase "learning to use a computer" mean? It sounds like "learning to drive a car"; that is, it sounds as if there is【C19】______set of definite skills that,【C20】______acquired, enable one to use a computer.
【C20】
选项 A、whereas
B、while
C、twice
D、once
答案D
解析 在此要选用一个条件连词，因为根据上下文acquired在此是they are acquired的省略，所以选择D，是为once they are acquired。
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