大学英语分级阅读理解精编 三、四级PDF电子书下载

CONTENTS 1

BAND THREE 1

UNIT ONE 1

UNIT TWO 11

UNIT THREE 21

UNIT FOUR 31

UNIT FIVE 41

UNIT SIX 51

UNIT SEVEN 62

UNIT EIGHT 72

UNIT NINE 82

UNIT TEN 92

UNIT ELEVEN 103

UNIT TWELVE 113

UNIT THIRTEEN 123

UNIT FOURTEEN 132

UNIT FIFTEEN 142

KEY TO EXERCISES 153

BAND FOUR 157

UNIT ONE 157

UNIT TWO 168

UNIT THREE 179

UNIT FOUR 189

UNIT FIVE 199

UNIT SIX 211

UNIT SEVEN 220

UNIT EIGHT 230

UNIT NINE 240

UNIT TEN 252

UNIT ELEVEN 263

UNIT TWELVE 273

UNIT THIRTEEN 285

UNIT FOURTEEN 296

UNIT FIFTEEN 307

KEY TO EXERCISES 320