

I go to the office by bus.
[aɪ ˈɡoʊ tə ðə ˈɑfəs ˈbaɪ ˈbəs.]
Our office is on the third floor.
[aʊər ˈɑfəs ˈɪz ˈɔn ðə ˈθɜrd ˈflɔr.]
She isn't in the office today.
[ʃi ˈɪzn̩t ˈɪn ðə ˈɑfəs təˈdeɪ.]
"office" is in the lesson "Manufacture" (Level 37), along with 14 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.