1) Which one is the great 4 Chinese Invention? a) Umberlla b) Gunpowder 2) Which one is the Great 4 Chinese Invention? a) Bronze b) Paper Making 3) Which one is the great 4 Chinese invention? a) Printing b) Iron smelting 4) Which one is the great 4 Chinese invention? a) Compass b) mechanical Clock 5) Which one is the great 4 Chinese invention? a) Paper Making b) Slik 6) Which one is the great 4 Chinese invention? a) Compass b) Porcelain 7) Which one is the great 4 Chinese invention? a) Printing b) Earth Detector 

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