英语 第1册PDF电子书下载

UNIT ONE THE THINGS AROUND US 1

Text Ⅰ Clouds,Fog,Rain and Rainbows 1

Text Ⅱ Snow,Sleet,Hail and Ice 2

Reading Comprehension 7

Grammar:The Adverbial Clause 9

Exercises 13

Supplementary Readings:Ⅰ．Air,Wind,Thunder and Lightning 16

Ⅱ．Water 18

Cloze Procedure:The Story of a Raindrop 20

UNIT TWO SPACE TRAVEL 23

Text Ⅰ Some Strange Journeys 23

Text Ⅱ The First Space Travelers 24

Reading Comprehension 29

Grammar:The Attributive Clause(Ⅰ) 32

Exercises 35

Supplementary Readings:Ⅰ．Some Facts About the Moon 40

Ⅱ．Journey to the Moon 43

Cloze Procedure:Landing onthe Moon 46

UNIT THREE THE WORLD OF ANIMALS 49

Text Ⅰ Elephant 49

Text Ⅱ The Asian and the Afric an Elephants 50

Reading Comprehension 56

GrammarThe Attributive Clause(Ⅱ) 59

Exercises 61

Supplementary Readings:Ⅰ．Man's Best Friend 67

Ⅱ．Two Stories About Monkeys 69

Cloze Procedure:The Elephant Which Did Never Forget 72

UNIT FOUR WORDS AND THEIR STORIES 75

Text Ⅰ Okay 76

Text Ⅱ Indian 77

Reading Comprehension 84

Grammar:The Noun Clause 87

Exercises 91

Supplementary Readings:Ⅰ．To Face the Music 97

Ⅱ．Yankee 99

Cloze Procedure:Christopher Columbus 102

UNIT FIVE A LANGUAGE GAME 105

Text Ⅰ Twenty Questions(Ⅰ) 105

Text Ⅱ Twenty Questions(Ⅱ) 107

Reading Comprehension 113

Grammar:The Modal Verbs 115

Exercises 121

Supplementary Readings:Ⅰ．Twenty Questions(Ⅲ) 127

Ⅱ．Twenty Questions(Ⅳ) 130

Cloze Procedure:A Dialogue 133

UNIT SIX LEARNING ENGLISH 136

Text Ⅰ The Importance of English 136

Text Ⅱ The Study of English 138

Reading Comprehension 146

Grammar:The Word Formation 149

Exercises 153

Supplementary Readings:Ⅰ．Building Vocabulary as You Study 160

Ⅱ．Learn to Speak Good English 164

Cloze Procedure:A Letter to a Professor 166

IRREGULAR VERBS 169

VOCABULARY 174

IDIOMS AND EXPRESSIONS 187