Contents 1
Lesson One 1
Lesson Two 18
Lesson Three 36
Lesson Four 56
Lesson Five 72
Lesson Six 92
Lesson Seven 112
Lesson Eight 130
Lesson Nine 147
Revision（Ⅰ） 168
Lesson Ten 177
Lesson Eleven 195
Lesson Twelve 213
Lesson Thirteen 230
Lesson Fourteen 244
Lesson Fifteen 266
Lesson Sixteen 285
Lesson Seventeen 305
Lesson Eighteen 325
Revision（Ⅱ） 344
Words and Phrases 356
Irregular Verbs 415