科技英语 学生用书PDF电子书下载

Unit 1 1

Text Ⅰ 1

Part Ⅰ.Warm-up 1

Part Ⅱ.The text:A Big Step Forward 1

Part Ⅲ.Reflection and discussion 3

Text Ⅱ 4

Part Ⅰ.The text:Life in Shenzhou Ⅵ 4

Part Ⅱ.Reflection and discussion 4

Part Ⅲ.Supplementary information 5

Unit 2 7

Text Ⅰ 7

Part Ⅰ.Warm-up 7

Part Ⅱ.The text: Electronics with Nine Lives 8

Part Ⅲ.Reflection and discussion 9

Text Ⅱ 10

Part Ⅰ.The text: Scientists Make Phone That Turns into a Sunflower 10

Part Ⅱ.Reflection and discussion 11

Part Ⅲ.Supplementary information 12

Unit 3 13

Text Ⅰ 13

Part Ⅰ.Warm-up 13

Part Ⅱ.The text: A Worldwide Focus: Cloning 13

Part Ⅲ.Reflection and discussion 14

Text Ⅱ 16

Part Ⅰ.The text: The Path to Dolly 16

Part Ⅱ.Reflection and discussion 17

Part Ⅲ.Supplementary information 17

Unit 4 19

TextⅠ 19

Part Ⅰ.Warm-up 19

Part Ⅱ.The text: Why Save Endangered Species? 19

Part Ⅲ.Reflection and discussion 21

Text Ⅱ 22

Part Ⅰ.The text:Endangered Species 22

Part Ⅱ.Reflection and discussion 23

Part Ⅲ.Supplementary information 23

Unit 5 25

Text Ⅰ 25

Part Ⅰ.Warm-up 25

Part Ⅱ.The text:GM Foods—Helping to Feed the World 25

Part Ⅲ.Reflection and discussion 26

Text Ⅱ 27

Part Ⅰ.The text:The Future of GM Foods 27

Part Ⅱ.Reflection and discussion 28

Part Ⅲ.Supplementary information 29

Unit 6 30

Text Ⅰ 30

Part Ⅰ.Warm-up 30

Part Ⅱ.The text:Small Wonders:Nanotechnology 30

Part Ⅲ.Reflection and discussion 31

Text Ⅱ 32

Part Ⅰ.The text:How Nanotechnology Will Work 32

Part Ⅱ.Reflection and discussion 33

Part Ⅲ.Supplementary information 34

Unit 7 35

Text Ⅰ 35

Part Ⅰ.Warm-up 35

Part Ⅱ.The text:Climate Change 35

Part Ⅲ.Reflection and discussion 37

Text Ⅱ 38

Part Ⅰ.The text:Global Warming—Fact or Fiction? 38

Part Ⅱ.Reflection and discussion 39

Part Ⅲ.Supplementary information 39

Unit 8 41

Text Ⅰ 41

Part Ⅰ.Warm-up 41

Part Ⅱ.The text:Alternative Energy Sources 41

Part Ⅲ.Reflection and discussion 43

Text Ⅱ 44

Part Ⅰ.The text: Heat from the Ground 44

Part Ⅱ.Reflection and discussion 45

Part Ⅲ.Supplementary information 46

Unit 9 47

Text Ⅰ 47

Part Ⅰ.Warm-up 47

Part Ⅱ.The text:The Universe 47

Part Ⅲ.Reflection and discussion 49

Text Ⅱ 50

Part Ⅰ.The text:The Future of the Universe 50

Part Ⅱ.Reflection and discussion 51

Part Ⅲ.Supplementary information 51

Unit 10 53

Text Ⅰ 53

PartⅠ.Warm-up 53

Part Ⅱ.The text:Being Wrongs Sometimes Wins the Prize 53

Part Ⅲ.Reflection and discussion 55

Text Ⅱ 56

Part Ⅰ.The text:Nobel Prize:Do You Know...? 56

Part Ⅱ.Reflection and discussion 57

Part Ⅲ.Supplementary information 57

Vocabulary 59