填空题

  • A. How Sea Cucumbers Defend Themselves.
  • B. Places Where Sea Cucumbers Live.
  • C. Eccentricities of Sea Cucumbers.
  • D. Favorite Food of Sea Cucumbers.
  • E. Eating Habits of Sea Cucumbers.
  • F. Color and Shape of Sea Cucumbers.

Paragraph 2 ______

【参考答案】

B
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