| 1 | The crane operator must be careful and cautious. | |
| 2 | We should handle this problem with caution. | |
| 3 | Investments carry risks, so financial planning requires caution. | |
| 4 | I am afraid of making mistakes, so I always act very cautiously. | |
| 5 | The chances of winning a lottery are very low, so one should bet carefully. |