| Version | Answer Key Included? | Best for | |---------|----------------------|----------| | | ✅ Yes (printed at the back of the book, pages 270–294) | Self-study, exam prep | | Without Key | ❌ No | Classroom use (teachers only) |
The passive voice answers focus extensively on eliminating active agents when the actor is unknown, obvious, or unimportant. Advanced units introduce causative patterns, verifying correct syntax transitions like having something done (e.g., “I’m having my car serviced tomorrow” ). | Version | Answer Key Included
If you have the or online workbook version (through Macmillan’s platform): pages 270–294) | Self-study
Here is a typical entry from the for Unit 15 (First Conditional): | Version | Answer Key Included