英语 2PDF电子书下载

LESSOM ONE 1

Text:Australia and the United States:A Comparison 1

Dialogue 5

Grammar：句子类型（Types of Sentences） 5

Word Study:have,begin 8

Exercises 10

LESSON TWO 18

Text:How Plants and Animals Help Each Other 18

Dialogue 22

Grammar：状语从句（The Adverbial Clause）Ⅰ 23

Word Study:come,go 25

Exercises 27

LESSON THREE 36

Text:Can a Computer Think? 36

Dialogue 39

Grammar：形容词和副词的级（The Degrees of Com-parison of the Adjective and the Adverb） 40

Word Study:make,think 43

Exercises 46

LESSON FOUR 53

Text:Television:Blessing or Curse 53

Dialogue 58

Grammar：Ⅰ．动词非谓语形式（The Non-finite Forms of the Verb） 58

Ⅱ．动词不定式（The Infinitive）Ⅰ 59

Word Study:talk,get 61

Exercises 63

LESSON FIVE 69

Text:Polar Bears 69

Dialogue 72

Grammar：定语从句（The Attributive Clause）Ⅰ 73

Word Study:see,meet 75

Exercises 78

LESSON SIX 83

Text:The Museum of Failures 83

Dialogue 86

Grammar：宾语从句（The Object Clause） 87

Word Study:find,play 90

Exercises 92

Revision Examination(Lessons 1—6) 98

LESSON SEVEN 103

Text:The Maid 103

Dialogue 107

Grammar：Ⅰ．过去进行时（The Past Continuous Tense） 108

Ⅱ．一般过去将来时（The Past Future Indefinite Tense） 109

Word Study:remember,want 110

Exercises 112

LESSON EIGHT 119

Text:The Yard Worker 119

Dialogue 123

Grammar：Ⅰ．现在完成时（The Present Perfect Tense） 124

Ⅱ．过去完成时（The Past Perfect Tense） 127

Word Study:help,put 128

LESSON NINE 139

Text:Keeping Fit 139

Dialogue 143

Grammar：Ⅰ．主语从句（The Subject Clause） 144

Ⅱ．表语从句（The Predicative Clause） 146

Ⅲ．同位语从句（The Appositive Clause） 146

Word Study:spend,become 147

Exercises 149

LESSON TEN 154

Text:American Taxes 154

Dialogue 157

Grammar：被动语（The Passive Voice）Ⅱ 158

Word Study:feel,pay 161

Exercises 164

LESSON ELEVEN 170

Text:The Unicorn in the Garden 170

Dialogue 174

Grammar：分词（The Participle）Ⅰ 175

Word Study:look,say 178

Exercises 180

LESSON TWELVE 189

Text:A Winter to Remember 189

Dialogue 193

Grammar：动名词（The Gerund）Ⅰ 194

Word Study:buy,keep 198

Exercises 200

Revision Examination(Lessons 7—12) 207

Supplementary Reading 212

1．Young People and Older People 212

2．The Coconut Tree 214

3．Man Has a Big Brain 216

4．Advertising and Its Value 217

5．Everyone Has a Daily Energy Cycle 219

6．Ginseng 222

7．Bridge Builder 225

8．Doing His Job 228

9．Living a Long Life 230

10．Plastic Poison 232

11．The Midnight Visitor 236

12．Clean Your Room 239

Vocabulary（词汇表） 244