目录：
Unit 1 Where do people live?
Unit 2 Where do animals live?
Unit 3 How do we use numbers?
Unit 4 What do we buy?
Unit 5 How are the seasons different?
Unit 6 What’s amazing about plants?
Unit 7 How do we keep safe on the road?
Unit 8 What do our grandparents do?
Project 1 Places near my home
Project 2 A journal of the seasons at school
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