Unit 1 1
Text A 1
Text B 17
Text C 22
Unit 2 26
Text A 26
Text B 44
Text C 49
Unit 3 53
Text A 53
Text B 68
Text C 73
Unit 4 76
Text A 76
Text B 92
Text C 97
Unit 5 101
Text A 101
Text B 121
Text C 127
Unit 6 131
Text A 131
Text B 146
Text C 152
Unit 7 156
Text A 156
Text B 168
Text C 172
Unit 8 175
Text A 175
Text B 188
Text C 193
Unnit 9 197
Text A 197
Text B 212
Text C 217
Unit 10 220
Text A 220
Text B 235
Text C 240