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四年级 - 科学普及出版社 - 单词学习
Lesson 1 Whose watch is it
Lesson 2 What colour are the trousers
Lesson 3 They are in Class Three
Lesson 4 Where are you from
Lesson 5 What are these
Lesson 7 Let is go swimming,OK
Lesson 8 Do you have a ruler
Lesson 9 I like summer
Lesson 10 Are you washing your face
Lesson 11 What are you doing
Lesson 12 Revision
