2. 外语
  3. The traveler brought back some ______ of the rocks from the mountains.

The traveler brought back some ______ of the rocks from the mountains.

admin2008-11-13  38
问题 The traveler brought back some ______ of the rocks from the mountains.
选项 A、samples
B、specimens
C、selections
D、examples
答案B
解析 specimen；标本，样品。sample：试用品。
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