TABLE OF CONTENTS 3
PART ONE 3
UNIT 1 3
Notes to Unit 1 10
Key to Unit 1 16
UNIT 2 17
Notes to Unit 2 24
Key to Unit 2 30
UNIT 3 31
Notes to Unit 3 38
Key to Unit 3 44
UNIT 4 46
Notes to Unit 4 53
Key to Unit 4 59
UNIT 5 60
Notes to Unit 5 67
Key to Unit 5 74
UNIT 6 75
Notes to Unit 6 82
Key to Unit 6 88
UNIT 7 90
Notes to Unit 7 97
Key to Unit 7 103
UNIT 8 104
Notes to Unit 8 110
Key to Unit 8 116
UNIT 9 118
Notes to Unit 9 125
Key to Unit 9 130
UNIT 10 131
Notes to Unit 10 138
Key to Unit 10 144
UNIT 11 146
Notes to Unit 11 153
Key to Unit 11 160
UNIT 12 161
Notes to Unit 12 168
Key to Unit 12 173
UNIT 13 175
Notes to Unit 13 182
Key to Unit 13 188
UNIT 14 189
Notes to Unit 14 196
Key to Unit 14 201
UNIT 15 203
Notes to Unit 15 210
Key to Unit 15 218
UNIT 16 219
Notes to Unit 16 226
Key to Unit 16 233
UNIT 17 234
Notes to Unit 17 240
Key to Unit 17 247
UNIT 18 248
Notes toUnit 18 255
Key to Unit 18 262
UNIT 19 263
Notes to Unit 19 270
Key to Unit 19 274
UNIT 20 275
Notes to Unit 20 282
Key to Unit 20 286
UNIT 21 288
Notes to Unit 21 295
Key to Unit 21 300
UNIT 22 302
Notes to Unit 22 309
Key to Unit 22 314
UNIT 23 315
Notes to Unit 23 322
Key to Unit 23 328
UNIT 24 329
Notes to Unit 24 336
Key to Unit 24 343
UNIT 25 344
Notes to Unit 25 350
Key to Unit 25 356
UNIT 26 357
Notes to Unit 26 364
Key to Unit 26 371
UNIT 27 372
Notes to Unit 27 379
Key to Unit 27 386
UNIT 28 387
Notes to Unit 28 394
Key to Unit 28 402
UNIT 29 403
Notes to Unit 29 409
Key to Unit 29 415
UNIT 30 417
Notes to Unit 30 424
Key to Unit 30 431
UNIT 31 432
Notes to Unit 31 438
Key to Unit 31 444
UNIT 32 446
Notes to Unit 32 453
Key to Unit 32 461
UNIT 33 463
Notes to Unit 33 470
Key to Unit 33 477
UNIT 34 478
Notes to Unit 34 485
Key to Unit 34 491
UNIT 35 492
Notes to Unit 35 499
Key to Unit 35 506
UNIT 36 507
Notes to Unit 36 514
Key to Unit 36 520
UNIT 37 521
Notes to Unit 37 528
Key to Unit 37 534
UNIT 38 535
Notes to Unit 38 542
Key to Unit 38 548
UNIT 39 550
Notes to Unit 39 557
Key to Unit 39 563
UNIT 40 564
Notes to Unit 40 571
Key to Unit 40 578
PART TWO 581
UNIT 41 581
UNIT 42 588
UNIT 43 594
UNIT 44 601
Key to Part Two 608
VOCABULARY 613
VOCABULARY(VERBS) 641