

Preciso de cavar um buraco para a árvore.
O cão cavou no jardim outra vez.
Estás a cavar a terra sem luvas?
"cavar" is in the lesson "Verbs 16" (Level 28), along with 11 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.