| 1. |  eye contact |
|---|---|
| 2. | greet |
| 3. | invite |
| 4. | face-to-face communication |
| 5. | angry |
| 6. | attention |
| 7. | excitement |
| 8. | warnings |
| 9. | Smaller |
| 10. | force |
| 11. | frustration |
| 12. | extinct |
| 13. | destroying |
| 14. | rare metals |
| 15. | increasing |
| 1. | F |
|---|---|
| 2. | T |
| 3. | T |
| 4. | F |
| 5. | T |
| 1. | warning |
|---|---|
| 2. | economic |
| 3. | behavior |
| 4. | peaceful |
| 5. | excitement |
| 1. | remain |
|---|---|
| 2. | contact |
| 3. | solve |
| 4. | increase |
| 5. | method |
| 1. | playing an, role |
|---|---|
| 2. | In addition |
| 3. | stopped, from |
| 4. | in turn(s) |
| 5. | As a result |
| 1. | Gorillas use body contact to keep good relationships with each other. |
| 2. | Gorillas use face-to-face communication to keep good relationships. |
| 3. | Gorillas beat their chests when they want to catch others’ attention, show excitement, or give warnings. |
| 4. | Larger gorillas use eye contact communication to stop fights. |
| 5. | People collect rare metals. It has been destroying the living areas of gorillas. |
