目录 Weather 8 The Wind 10 Rain 12 Snow 14 Chapter Review 16 All about Me 18 It’s Me 20 I Jump! I Climb! 22 I Am Growing 24 Chapter Review 26 Insects 28 What Is an Insect? 30 Insects Are Everywhere 32 We Need Insects 34 Chapter Review 36 My Town 38 My Town 40 Places in My Town 42 Markets in My Town 44 Chapter Review 46 Nature 48 The Planet Earth 50 Water 52 Mountains 54 Chapter Review 56 Vehicles 58 A Circle or a Triangle? 60 Vehicles Help Us 62 Vehicles Are Everywhere 64 Chapter Review 66 Wild Animals 68 How Animals Move 70 Animals at Night 72 Animals in the Daytime 74 Chapter Review 76 Things We Use 78 We Use Things Every Day 80 Where Do You Use It? 82 When Do You Use It? 84 Chapter Review 86 Vegetables 88 What Are Vegetables? 90 Root Vegetables 92 Green Leaf Vegetables 94 Chapter Review 96 Jobs 98 Many Different Jobs 100 People Who Help Us 102 People Who Make Us Happy 104 Chapter Review 106
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