Unit 1 Stay Healthy Lesson 1 What’s Wrong,Danny? Lesson 2 A Visit to the Dentist Lesson 3 Good Food, Good Health Lesson 4 Don't Smoke, Please! Lesson 5 Jane's Lucky Life Lesson 6 Stay Away from the Hospital Unit 2 Great People Lesson 7 What Is the Meaning of Lift? Lesson 8 A Universe of Thought Lesson 9 China's Most Famous "Farmer" Lesson 10 Touch the World Lesson 11 To China, with Love Lesson 12 Guess My Hero! Unit 3 Safety Lesson 13 Be Careful,Danny! Lesson 14 Accidents Happen Lesson 15 My Helmet Saved My Life! Lesson 16 How Safe Is Your Home? Lesson 17 Staying Safe in an Earthquake Lesson 18 Never Catch a Dinosaur Unit 4 Stories and poems Lesson 19 A Story or a Poem? Lesson 20 Say It in Five Lesson 21 The Fable of the Woodcutter Lesson 22 The Giant(Ⅰ) Lesson 23 The Giant(Ⅱ) Lesson 24 Writing a Poem Unit 5 Look into Science Lesson 25 Let’s Do an Experiment! Lesson 26 Keep the Candle Burning Lesson 27 Planet Danny Lesson 28 The Study of Living Things Lesson 29 DNA—The Story of You Lesson 30 Science Affects Us Unit 6 Movies and Theater Lesson 31 A movie or a Play Lesson 32 Moving Pictures Lesson 33 The Fisherman and the Goldfish(Ⅰ) Lesson 34 The Fisherman and the Goldfish(Ⅱ) Lesson 35 Theatres Are Fun! Lesson 36 Making Plays Is Fun