

Ich weiß nicht, was er meint.
[ˈɪç ˈvaɪ̯s ˈnɪçt, ˈvas ˈeːɐ̯ ˈmaɪ̯nt.]
I don't know what he means.
Sag mir bitte, was du möchtest.
[ˈzaːk ˈmiːɐ̯ ˈbɪtə, ˈvas ˈduː ˈmœçtəst.]
Please tell me what you'd like.
Weißt du, was das kostet?
[ˈvaɪ̯st ˈduː, ˈvas das ˈkɔstət?]
Do you know what that costs?
"was" is in the lesson "Conjunctions" (Level 32), 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.