Category

Beginning

Alphabet / Phonics

Numbers

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Around You

Actions

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Clothing

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Your Daily Life

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Jobs

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Sports / Hobbies

Your Society

Celebrations / Holidays

Community

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Your World

Animals

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Others

Special Series

All

Grammar

Opposites

U.S. Citizenship

Symbols 2 / 記号 2

Authored by: wilson

Translated by: Michiru

Category: School, Engineering / Technology