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

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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every three to five years, plants with new technology can make more powerful chips at lower costs, ______ plants with outdated equipment, which often cost billions of dollars to build, will be marginalized by the maker.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解析 本题中空格处应填表示对比的主从连接词,因为plants with new technology与plants with outdated equipment:make more powerful chips at lower costs与will be margina—lized by the maker是对比关系,因此本题答案为C。
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