

There are twelve months in a year.
[ˈðɛr ˈɑr ˈtwɛlv ˈmənθs ˈɪn ə ˈjɪr.]
Let's meet at twelve for lunch.
[ˈlɛts ˈmit ət ˈtwɛlv fər ˈləntʃ.]
Can I have twelve eggs, please?
[kən aɪ ˈhæv ˈtwɛlv ˈɛɡz, ˈpliz?]
"twelve" is in the lesson "Numbers" (Level 3), along with 19 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.