

The tour guide gave a short presentation about the island.
[ðə ˈtʊr ˈɡaɪd ˈɡeɪv ə ˈʃɔrt ˌprɛzn̩ˈteɪʃən əˈbaʊt ði ˈaɪlənd.]
There's a presentation about excursions in the lobby tonight.
[ˈðɛrz ə ˌprɛzn̩ˈteɪʃən əˈbaʊt ɪkˈskɜrʒənz ˈɪn ðə ˈlɑbi təˈnaɪt.]
We didn't go to the hotel's welcome presentation.
[wi ˈdɪdn̩t ˈɡoʊ tə ðə hoʊˈtɛlz ˈwɛlkəm ˌprɛzn̩ˈteɪʃən.]
"presentation" is in the lesson "Vacation" (Level 33), along with 13 other useful words. LinDuo has 180 topic lessons like this one, 2,375 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.