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- 영어구구단 (Four times table)Song4 times 1 equals? Four. Four one four.4 times 2 equals? Eight. Twelve. Four three twelve.4 times 4 equals? Sixteen. Four four sixteen.4 times 5 equals? Twenty.
- 영어구구단 (Four times table)Song4 times 1 equals? Four. Four one four.4 times 2 equals? Eight. Twelve. Four three twelve.4 times 4 equals? Sixteen. Four four sixteen.4 times 5 equals? Twenty.