Unit I Text I Part I. Warm-up Part II. The text: A Big Step Forward Part III. Reflection and discussion Text II Part I. The text: Life in Shenzhou VI Part II. Reflection and discussion Unit 2 Text I Part I. Warm-up Part II. The text: Electronics with Nine Lives Part III. Reflection and discussion Text II Part I. The text: Scientists Make Phone That Turns into a Sunflower Part II. Reflection and discussion Unit 3 Text I Part I. Warm-up Part II. The text: A Worldwide Focus: Cloning Part III. Reflection and discussion Text II Part I. The text: The Path to Dolly Part II. Reflection and discussion Unit 4 Text I Part I. Warm-up Part II. The text: Why Save Endangered Species? Part III. Reflection and discussion Text II Part I. The text: Endangered Species unit 5 Text I Part I. Warm-up Part II. The text: GM Foods -- Helping to Feed the World Part III. Reflection and discussion Text II Part I. The text: The Future of GM Foods Part II. Reflection and discussion Text I Part I. Warm-up Part II. The text: Small Wonders: Nanotechnology Part III. Reflection and discussion Text II Part I. The text: How Nanotechnology Will Work Part II. Reflection and discussion Unit 7 Text I Part I. Warm-up Part II. The text: Climate Change Part III. Reflection and discussion Text II Part I. The text: Global Warming—Fact or Fiction Part II. Reflection and discussion Unit8 Text I Part I. Warm-up Part II. The text: Alternative Energy Sources Part III. Reflection and discussion Text II Part I. The text: Heat from the Ground Part II. Reflection and discussion Text I Part I. Warm-up Part II. The text: The Universe Part III. Reflection and discussion Text II Part I. The text: The Future of the Universe Part II. Reflection and discussion Unit 10 Text I Part I. Warm-up Part II. The text: Being Wrongs Sometimes Wins the Prize Part III. Reflection and discussion Text II Part I. The text: Nobel Prize: Do You Know Part II. Reflection and discussion Vocabulary