Unit 1 Laughter is good for you
Section 1 Welcome to the unit
Section 2 Reading
Section 3 Word power
Section 4 Grammar and usage
Section 5 Task
Section 6 Project
Unit 2 What is happiness to you.
Section 1 Welcome to the unit
Section 2 Reading
Section 3 Word power
Section 4 Grammar and usage
Section 5 Task
Section 6 Project
Unit 3 Understanding each other
Section 1 Welcome to the unit
Section 2 Reading
Section 3 Word power
Section 4 Grammar and usage
Section 5 Task
Section 6 Project
Unit 4 Helping people around the world
Section 1 Welcome to the unit
Section 2 Reading
Section 3 Word power
Section 4 Grammar and usage
Section 5 Task
Section 6 Project
單元測試卷(單獨成冊)
參考答案(單獨成冊)