Unit 1 13
Text A 15
Text B 22
Follow-up Activities 25
Unit 2 32
Text A 34
Text B 40
Follow-up Activities 45
Unit 3 52
Text A 54
Text B 61
Follow-up Activities 65
Unit 4 72
Text A 74
Text B 78
Follow-up Activities 81
Unit 5 88
Text A 90
Text B 95
Follow-up Activities 100
Unit 6 107
Text A 109
Text B 116
Follow-up Activities 123
Unit 7 130
Text A 132
Text B 139
Follow-up Activities 143
Unit 8 150
Text A 152
Text B 155
Follow-up Activities 160
Unit 9 167
Text A 169
Text B 175
Follow-up Activities 180
Unit 10 187
Text A 189
Text B 198
Follow-up Activities 202
Glossary 210
Appendix: Task Slips 223