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Grammar：分词 1

Grammar：动词分类；句子成分 1

Electricity Phonetics：句子重音（续）Grammar：句子成分2；介词和介词短语 1

Phonetics：s-连缀 1

Grammar：动词的语态；被动语态 1

CONTENTS 1

Grammar：非谓语动词；动词不定式 1

Phonetics：句子重音 1

Grammar：定语从句 1

The English Alphabet 英语字母表 1

UNIT Ⅰ 1

PRELIMINARY PART 1

Grammar：分词 2

Grammar：动词不定式 2

Grammar：补足语；介词和介词短语 2

Grammar：被动语态 2

Inventions Grammar：定语从句 2

Phonetics：意群 2

The Sounds in English 英语国际音标 3

Lesson One Text 5

Lesson Two Text 9

Phonetic Symbols 音标练习 9

Phonetic Symbols 音标练习 14

Lesson Three Text 14

Phonetic Symbols 音标练习 18

Lesson Four Text 18

Phonetic Symbols 音标练习 24

Grammar：人称代词；动词be的人称变化 24

Lesson Five Text 24

Grammar：词类；动词have的人称变化 31

Phonetics：音标练习；音节和重音 31

Lesson Six Text 31

Grammar：名词的复数；“There is(are) ”句型UNIT ⅡLesson Seven:Text:States of Matter 41

Phonetics：音标练习；开音节和闭音节 41

Lesson Eight Text:The Wonderful Worker— 50

Lesson Nine Text:The Sun s Family 59

Phonet ics：语调 70

Grammar：动词的时态；一般现在时；动词do的几种用法Lesson Ten Text:What Is an Alloy? 70

Lesson Eleven Text:The TV Set 77

Phonetics：连读 77

Grammar：一般将来时 77

Grammar：现在进行时；动词be的几种用法Lesson Twelve Text:Marie Curie 88

Phonetics：r-连读 88

Grammar：一般过去时；一般疑问句 100

Phonetics：不完全爆破 100

Lesson Thirteen Text:The Surface of the Sea 100

Phonetics：辅音连缀 110

Grammar：现在完成时；动词have 的几种用法BASIC PARTUNIT ⅢLesson Fourteen Text:The Use of Radar 110

Lesson Fifteen Text:Coal and Oil 121

Lesson Sixteen Text:A Talk about Laser 132

Lesson Seventeen Text：Something about Air 148

Grammar：特殊疑问句；冠词的基本用法 148

UNIT Ⅳ 148

Lesson Eighteen Text:What Is a Sketch? 160

Lesson Nineteen Text:Light 171

Lesson Twenty Text:Rock Salt 182

Lesson Twenty-One Text:Natural and Synthetic 193

Rubber Grammar：动名词 206

Lesson Twenty-Two Text:Hot Metal 206

UNIT Ⅴ 224

Lesson Twenty-Three Text:Plastics 224

Grammar：形容词和副词的级 237

Lesson Twenty-Four Text:Sulfa Drugs 237

Grammar：句子种类 249

Lesson Twenty-Five Text:Bits of Electricity 249

Grammar：名词从句 262

Lesson Twenty-Six Text:Sound 262

Grammar：状语从句 278

Lesson Twenty-Seven Text:The First Radio Wave 278

Lesson Twenty-Eight Text:Thomas Edison s 293

Lesson Twenty-Nine Text:Thomas Edison s 306

Inventions(continued) 317

Lesson Thirty Text:Air Pollution 317

Appendix 1．Vocabulary List 分课词汇表 327

2．Reference Materials for Pronunciation 375

and Pronunciation Rules发音和读音规则参考资料3．Irregular Verbs in Book One 393

上册不规则动词表 396

4．Materials for Free Reading自由阅读材料 396

5．Elementary Words基本词汇（供初学者用） 415

6．Answers to Exercises in Book One 431

上册练习答案 480

Index Words and Phrases Used in Book One 480