Unit 1 1
Text A 1
Text B 19
Text C 24
Unit 2 27
Text A 27
Text B 43
Text C 47
Unit 3 51
Text A 51
Text B 69
Text C 73
Unit 4 77
Text A 77
Text B 94
Text C 99
Unit 5 103
Text A 103
Text B 118
Text C 123
Unit 6 127
Text A 127
Text B 145
Text C 149
Unit 7 153
Text A 153
Text B 169
Text C 173
Unit 8 176
Text A 176
Text B 196
Text C 199
Unit 9 202
Text A 202
Text B 222
Text C 227
Unit 10 230
Text A 230
Text B 250
Text C 254