

O cão abana a cauda quando me vê.
O nosso gato tem uma cauda muito comprida.
Os ratos têm caudas finas e longas.
"a cauda" is in the lesson "Small animals" (Level 6), along with 15 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.