prendre garde
Meanings
Verb
1. to be careful, to take care (intransitive)
2. to be careful of, to look out for, to watch out for, to pay attention to (intransitive)
Examples2
Tu ferais mieux de prendre garde à ne pas arriver en retard cette fois.
You would do better to take care to not arrive late this time.
Vous devez prendre garde de ne pas perdre de temps.
You must be careful not to waste time.