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1【MATHEMATICS】FRACTIONS AND DECIMALS
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7【MATHEMATICS】DIVISIBILITY
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1【MATHEMATICS】NUMBER OPERATIONS AND CONCEPTS
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8【MATHEMATICS】NUMBER PROPERTIES
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0【PHYSICS】EXERCISES
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0【CHEMISTRY】EXERCISES
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0【BIOLOGY】EXERCISES
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0【MATHEMATICS】EXERCISES
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15【PHYSICS】Glossary
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8【MATHEMATICS】Glossary
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19【CHEMISTRY】Glossary
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17【BIOLOGY】Glossary
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0The science that is concerned with studying the structure of substances and the way that they change or combine with each other.
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0The science concerned with the study of physical objects and substances, and of natural forces such as light, heat, and movement.
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0The scientific study of living things.
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11The science of numbers and of shapes, including ALGEBRA, GEOMETRY, and ARITHMETIC.
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0欢迎大家来此交流有关本吧的任何建议或者意见
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0⑴当小吧主有空缺名额时，有此志向者在本帖申请。 ⑵有投诉时，请在此帖投诉。
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7〔声明〕： 吧友自觉遵守本吧吧规。吧规的存在是为了使吧务人员更好地管理本吧，能够使吧友更愉快地加入到本吧的交流中来。并非是为了限制吧友们自由
