

Mi hermano es muy cuidadoso con sus cosas.
[mj eɾˈmano es muj kwiðaˈðoso kon sus ˈkosas.]
My brother is very careful with his things.
¿Eres cuidadosa cuando conduces de noche?
[¿ˈeɾes kwiðaˈðosa ˈkwando konˈduθez ðe ˈnoʧe?]
Are you careful when you drive at night?
Hay que ser cuidadoso con los niños pequeños.
[ˈaj ke ˈseɾ kwiðaˈðoso kon loz ˈniɲos peˈkeɲos.]
You have to be careful with young children.
"cuidadoso" is in the lesson "Adjectives 6" (Level 40), along with 10 other useful words. LinDuo has 180 topic lessons like this one, 2,369 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.