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  3. As mainstream chip production technology shifts from one generation to the next every three to five years, plants with new techn

As mainstream chip production technology shifts from one generation to the next every three to five years, plants with new techn

admin2010-12-25  46
问题 As mainstream chip production technology shifts from one generation to the next every three to five years, plants with new technology can make more powerful chips at lower costs, ______plants with outdated equipment, which often cost billions of dollars to build, will be marginalized by the maker.
选项 A、because
B、even though
C、while
D、since
答案C
解析 根据题意可知，plants with new tethnology与plants with outdated equipment；make more powerfull chips at lower costs与will be marginalized by the maker形成对比关系，C项while的意思是“而”，它是表示前后对比的连词，故选C。
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