GMAT 考满分题库

- 语法SC -
The recent increase in UFO sightings in the United States has alarmed many people, to cause them to speculate about the existence of extra-terrestrials here on Earth and prompting fear of a government cover-up.
  • Ato cause them to speculate about the existence of extra-terrestrials here on Earth and prompting 分析该选项
  • Bto cause them to speculate about the existence of extra-terrestrials here on Earth and to prompt 分析该选项
  • Ccausing them to speculate about the existence of extra-terrestrials here on Earth and prompting 分析该选项
  • Dcausing speculation about the existence of extra-terrestrials here on Earth and to prompt to 分析该选项
  • Ecause speculation about the existence of extra-terrestrials here on Earth and prompting 分析该选项
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正确答案: C

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