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四年级 - 上海教育出版社 - 单词学习
Unit 1 Meeting new people
Unit 2 Can you swim
Unit 3 Are you happy
Unit 4 Do you have any cousins
Unit 5 My friends
Unit 6 My parents
Unit 7 At school
Unit 8 At the shop
Unit 9 At home
Unit 10 Around my home
Unit 11 Shapes
Unit 12 Weather
