2. 外语
  3. Scientists employ many modern techniques to ______ the origin of the world.

Scientists employ many modern techniques to ______ the origin of the world.

admin2011-02-25  50
问题 Scientists employ many modern techniques to ______ the origin of the world.
选项 A、watch
B、grasp
C、treat
D、probe
答案D
解析 难词辨析。原句意为，科学家们运用了很多现代化的技术来探查世界的起源。故选probe调查，探查。
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大学英语六级

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