| Mi devis prelegi pri la nuna stato de lingvistiko por grupo da flandraj studentoj. | I had to give a lecture on contemporary linguistics to a group of Flemish students. |
| Ĉu mi devos prelegi? | Will I have to give a lecture? |
| Mi neniam prelegas sen esti nervoza. | I never make a speech without being nervous. |
| La profesoro prelegis pri la Proksima Oriento. | The professor gave a lecture on the Middle East. |
| La fama kuracisto prelegis pri aidoso. | The famous doctor made a speech on AIDS. |
| S-ro Smith prelegis pri literaturo. | Mr Smith gave a lecture on literature. |
| Sinjoro Smith prelegis pri literaturo. | Mr Smith gave a lecture on literature. |
| Li prelegis tiom longe ke ni ĉiuj tediĝis. | He made such a long speech that we all got bored. |
| Mia trajno foriros tagfine. Mi prelegos je la 8h30. | My train leaves this evening, the conference begins at 8.30am |
