

Du scherzt wohl, das kann doch nicht so viel kosten!
[ˈduː ˈʃɛrtst ˈvoːl, das ˈkan ˈdɔx ˈnɪçt ˈzoː ˈfiːl ˈkɔstn̩!]
You must be joking, that can't cost that much!
Ich habe nur gescherzt, sei bitte nicht böse.
[ˈɪç ˈhaːbə ˈnuːɐ̯ ɡəˈʃɛrtst, ˈzaɪ̯ ˈbɪtə ˈnɪçt ˈbøːzə.]
I was only joking, please don't be angry.
Über so ein ernstes Thema sollte man nicht scherzen.
[ˈyːbɐ ˈzoː ˈaɪ̯n ˈɛrnstəs ˈteːmaː ˈzɔltə ˈman ˈnɪçt ˈʃɛrtsn̩.]
You shouldn't joke about such a serious subject.
"scherzen" is in the lesson "Verbs 5" (Level 17), along with 11 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.