LESSON ONE 1
LESSON TWO 13
LESSON THREE 25
LESSON FOUR 37
LESSON FIVE 48
LESSON SIX 59
LESSON SEVEN 70
LESSON EIGHT 82
LESSON NINE 94
LESSON TEN 105
LESSON ELEVEN 117
LESSON TWELVE 130
LESSON THIRTEEN 143
LESSON FOURTEEN 155
LESSON FIFTEEN 167
LESSON SIXTEEN 180
LESSON SEVENTEEN 192
LESSON EIGHTEEN 204
LESSON NINETEEN 217
LESSON TWENTY 230
LESSON TWENTY-ONE 244
LESSON TWENTY-TWO 258
LESSON TWENTY-THREE 270
LESSON TWENTY-FOUR 284
LESSON TWENTY-FIVE 299
APPENDIX Ⅰ English Sounds 313
APPENDIX Ⅱ Vocabulary 316
APPENDIX Ⅲ A List of Irregular Verbs 335