| A | B |
|---|
| I must beware of the dog. |  |
| I mustn't ride my bike there. |  |
| I must not drive my car or ride a motorbike there. |  |
| I must be careful, children play here. |  |
| I must keep my dog on a lead. |  |
| I must go in the direction of the arrow. |  |
| I mustn't enter. |  |
| I mustn't fish. |  |
| I must slow down and check for traffic. |  |
| I mustn't smoke. |  |
| I mustn't overtake. |  |
| I must stop for pedestrians. |  |
| I must stop. |  |
| I must slow down for workmen. |  |
