An advice or some advice?
Instead of
She gave me an advice.
Say
She gave me some advice.
Advice is uncountable
Advice is uncountable in standard English. Use some advice or a piece of advice, not an advice or advices.
En español
En inglés estándar, advice es incontable. Di some advice o a piece of advice, no an advice ni advices.
Try saying these aloud
Read each sentence, then make one of your own.
- She gave me some advice.
- Can I give you a piece of advice?
- Your advice was helpful.