2. 考研
  3. Portable devices are becoming lighter and more appealing. Books are being (1)_____ into digital form by the thousands. The most

Portable devices are becoming lighter and more appealing. Books are being (1)_____ into digital form by the thousands. The most

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问题     Portable devices are becoming lighter and more appealing. Books are being (1)_____ into digital form by the thousands. The most important (2)_____ forward may be in "digital ink," the technology used for (3)_____ letters on a screen. A small company called E Ink has created a method for (4)_____ tiny black and white capsules into words and (5)_____ with an electronic charge. Because no power is used (6)_____ the reader changes the page, devices with the technology could go (7)_____ 20 books between battery charges. The text also looks just as (8)_____ as ink on a printed page.
    Sony is the first major player to take (9)_____ of the technology. This year. it will market the Sony Reader, which uses E Ink and closely (10)_____ the size, weight, and (11)_____ of a book. The Reader will sell (12)_____ about $400. Sony also will offer roughly 10,000 book (13)_____ for download from its online store, (14)_____ news stones.
    Other players try to catch the opportunity, too. At least two (15)_____ companies are introducing digital readers this year. And scores of companies, from Google to Random House Inc., are planning other ways to (16)_____ from digital books. All this (17)_____ to the influence of Apple Computer Inc.. With its iPod, Apple has (18)_____ that millions of people are willing to carry around digital devices with their favorite content, (19)_____ music, why not novels and nonfiction? According to one CEO with a large publishing company, the iPod led the way in getting people comfortable with a similar device for books. Such things are not only (20)_____, but a good idea.

选项 A、if
B、until
C、unless
D、as
答案C
解析 逻辑衔接题。本题应结合整句话的前后意思，这是一个主从复合句，主句讲使用这一技术的设备"could go...20 books between battery charges"可以连续看20本书而不用充电，从句解释原因而该原因状语从句又包括了一个条件状语从句，表示只有在条件实现时，才需要用电，因此推断应该选unless"如果不，除非""如果，(表假设)要是，即使"；until"到…为止，直到…才"；as"与…一样，当…之时，象，因为"；这三个连词均不起到衔接上下文的作用。
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考研英语一

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