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最佳答案：Eliminate the causes of certain diseases
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最佳答案：1 friend is the need to treasure,once lost,may never have to restore not.2 In fa
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最佳答案：Some times,I feel I'm not so confident about something.
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最佳答案：The most significant is the limit of the unfriendly,environmental degradation,it
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最佳答案：选项中也说是某些酶了 可以是RNA酶 逻辑问题
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最佳答案：Maybe you are the small part of the world,while for somebody you are the whole !
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最佳答案：1、we need some certain word to make our language politely.2、i'm sorry for the mi
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最佳答案：【 abstract 】 objective ：explore the malignant tumor surgery coding .Methods ：acc
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最佳答案：To some,fashion is so extravagant that there's no need to follow it;To some,howe
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最佳答案：poverty could bring many negative influence ,because some families's kids need t