

Não podes soltar o cão no parque.
O pescador soltou o peixe de volta ao rio.
Solta a corda devagar quando eu disser.
"soltar" is in the lesson "Verbs 17" (Level 29), along with 10 other useful words. LinDuo has 180 topic lessons like this one, 2,380 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.