目录 1
（一）语音部分 1
Lesson One 第一课 1
Lesson Two 第二课 6
Lesson Three 第三课 11
Lesson Four 第四课 14
Lesson Five 第五课 17
Lesson Six 第六课 20
Lesson Seven 第七课 23
Lesson Eight 第八课 26
Lesson Nine 第九课 29
Lesson Ten 第十课 32
Lesson Eleven 第十一课 35
Lesson Twelve 第十二课 39
（二）课文、语法部分 43
Lesson Thirteen 43
Lesson Fourteen 55
Lesson Fifteen 66
Lesson Sixteen 75
Lesson Seventeen 86
Lesson Eighteen 99
Lesson Nineteen 111
Lesson Twenty 123
Lesson Twenty-One 137
Lesson Twenty-Two 155
Lesson Twenty-Three 167
Lesson Twenty-Four 180
Lesson Twenty-Five 193
Lesson Twenty-Six 206
Lesson Twenty-Seven 217
（三）补充阅读 231
Ⅰ．At an English Class 231
Ⅱ．Study As Lenin Studied 233
Ⅲ．A Good Way to Study English 235
Ⅳ．The Story of a Raindrop 237
Ⅴ．A Famous Clock 240
Ⅵ．Asia 242
Ⅶ．How Long Is a“Light Year”？ 245
Ⅷ．Why Does Petrol Burn but Water Does Not？ 246
Ⅸ．Scientists’Language 249
Ⅹ．The Ant and the Grasshopper 251
Ⅺ．Mathematics Comes from Practice 253
Ⅻ．The Mississippi River 256
附：不规则动词表 259
复习测验题 266
总词汇表 270