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Originally posted by Lysia21 at 2005-8-8 16:20 31题确定选c吗?我做的时候也选的c但是后来我那份答案是a,在看了一下文章发现a更有道理,因为文章第2行主题句有" ...occured late in that era.."那么就指的是Cretaceous period了,所以c选项里面的时 ...
Originally posted by ysjacky at 2005-8-10 17:41 阅读47题25行也说"a higher standard of performance was achieved"为什么不选D呢?
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