• 2022-06-06
    What are the top 10 20th century inventions ?Write down the English names of these inventions by the given letter.(观看视频,根据首字母写下视频中提到的十大发明。) 1. m___________ 2. s____________ 3. n____________ 4. v____________ 5. a____________ 6. m____________ 7. c____________ 8. p____________ 9. t____________ 10. I___________
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