| Wash your hands. |  |
| Use a pencil. |
 |
| Use your mobile here. |
 |
NEGATIVE
IMPERATIVES
POSITIVE
| Wash your hands. | |
| Use a pencil. |
|
| Use your mobile here. |
|
NEGATIVE
| Don't forget! |
 |
| Don't drink! |
 |
| Don't feed the animals! |
 |
