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标题: 050128 [打印本页]

作者: kenlily    时间: 2005-9-8 19:45     标题: 050128

28. Not much is it known about the details of the development and the acquisition of primate communication, especially in the wild.

到底是A还是C啊,好像都说不出很充足的理由,讨论下吧!


作者: bfghdggf    时间: 2005-9-8 20:58

a: --> is

作者: kenlily    时间: 2005-10-5 20:26

thanks !!!
作者: piranha    时间: 2005-11-23 14:06

没看懂这句什么意思??






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