Batata

Stress: - If there is a syllable with a long vowel, stress goes on that one. - If there is no long vowels and the word has three or less syllables, stress goes on the first syllable. - If there are more than three syllables and there is no long vowels, stress goes on the penultimate syllable. - Foreign words (proper names and latin expressions, for example) can be pronounce as close as possible to the original or according to the rules above...

Intonation: - The pitch of a question can be raising, falling, circumflex or even no pitch. - No tones.