XDF 绿皮练习的一道题目

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support D

C) Modern domesticated sheep are direct descendants of sheep that were wild 8000 years ago.

C is wrong because it is directly against the meaning of the context, which says that the modern domesticated sheep are the results of selective breeding.  

[此贴子已经被作者于2006-8-26 12:09:27编辑过]