The real exam questions collected starting in 1978 after the resumption of the college entrance exam

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Far more than the average family car? A palm-sized inline four! The whole process of assembly!

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How amazing is a container from Beijing, China? #TreasureHunt #Container #BlindBox

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Electromagnetic experiment

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Why aren’t chemists as famous as physicists?

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Login!! But forgot the password..

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How Many Nostalgic Vintage Items Have You Seen?

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