目录：
Unit 1 Friendship
Section 1 Experiencing and understanding language
Reading
Listening
Section 2 Exploring and applying rules (Grammar)
Section 3 Expressing and communicating ideas
Speaking
Writing
Section 4 Extending and developing competencies
Focusing on culture
Cross-curricular connection
Checking your progress (Project)
Unit 2 School life
Unit 3 The seasons
Unit 4 The Earth
Unit 5 Off to space
Unit 6 Travelling around
Unit 7 Fun after school
Unit 8 Collecting as a hobby
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