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"Healthy Games I often play" PPT
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"Nitrogen and Its Compounds" Important non-metallic elements in chemical production PPT (Lesson 3: Nitric acid rain and its prevention and control)
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"Comprehensive calculation and judgment about pressure and buoyancy" Buoyancy PPT
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"Diamond, Graphite and C60" Carbon and Carbon Oxides PPT Courseware 4
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"Diamond, Graphite and C60" Carbon and Carbon Oxides PPT Courseware 6
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"Comprehensive calculation and judgment about pressure and buoyancy" Buoyancy PPT
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"True Fractions and Improper Fractions" PPT courseware on the meaning and nature of fractions
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"6-10 Understanding and Addition and Subtraction" Compilation and Review PPT Courseware 2
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"Consolidation of People's Power" PPT courseware on the establishment and consolidation of the Republic of China
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"Constants and Variables" PPT courseware
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"Making the Tree of Friendship Evergreen" PPT
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Commonly used PPT text box material
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2019-01-08 00:00:00
"Metal Corrosion and Protection" Metal and Metal Materials PPT Courseware
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"Environmental Issues and Our Actions" Environment and Us PPT Courseware
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"6-10 Understanding and Addition and Subtraction" Compilation and Review PPT Courseware 2
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"Diamond, Graphite and C60" Carbon and Carbon Oxides PPT Courseware 2
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"Diamond, Graphite and C60" Carbon and Carbon Oxides PPT Courseware 3
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"Diamond, Graphite and C60" Carbon and Carbon Oxides PPT Courseware 5
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