1) talk about your favoriate teacher 2) which one do you prefer-think quickly and make decision fast or take long time to make decision 3) nature and nurture-aesthetic perference is learned 4)root communication -plant root release chemical to warn other plant away to have more space and resources
Writing: 1) domestication of dog (wolf ancestor, the process of domestication, the date of such process)
2) Do you think that scientists should be responsible for the negative impacts of their discoveries?
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发表于 2008-11-9 16:55:00
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