| 1 | When do we make impromptu speeches? | |
| 2 | I especially enjoyed the extemporaneous speech we just heard. | |
| 3 | Seemingly extemporaneous speakers often use the method of loci. | |
| 4 | This pattern is well known to students who compete in impromptu speaking contests. | |
| 5 | Wandering from the text, Clinton gave a speech that was one-third extemporaneous. |