Tapescripts 1
Unit One 1
Unit Two 11
Unit Three 21
Unit Four 31
Unit Five 41
Unit Six 51
Unit Seven 61
Unit Eight 71
Unit Nine 81
Unit Ten 87
Unit Eleven 97
Unit Twelve 107
Unit Thirteen 117
Unit Fourteen 127
Unit Fifteen 137
Unit Sixteen 147
Unit Seventeen 159
Unit Eighteen 171
Key to Exercises 179
Unit One 179
Unit Two 183
Unit Three 187
Unit Four 191
Unit Five 195
Unit Six 199
Unit Seven 203
Unit Eight 207
Unit Nine 211
Unit Ten 213
Unit Eleven 217
Unit Twelve 221
Unit Thirteen 225
Unit Fourteen 231
Unit Fifteen 235
Unit Sixteen 239
Unit Seventeen 243
Unit Eighteen 247