

Ich fahre mit der U-Bahn zur Arbeit.
[ˈɪç ˈfaːrə ˈmɪt deːɐ ˈuːbaːn ˈtsuːɐ̯ ˈarbaɪ̯t.]
I take the subway to work.
Wann kommt die nächste U-Bahn?
[ˈvan ˈkɔmt ˈdiː ˈnɛːçstə ˈuːbaːn?]
When is the next subway coming?
Heute fährt die U-Bahn nicht.
[ˈhɔɪ̯tə ˈfɛːɐ̯t ˈdiː ˈuːbaːn ˈnɪçt.]
The subway isn't running today.
"die U-Bahn" is in the lesson "Transport" (Level 12), along with 9 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.