Crear
Ever and before
For and since
Lately, recently, just.
Already
Ever
Yet
Always
We use this word in questions ONLY.
This word expresses an activity you have done. Use it both in questions and affirmative sentences only.
This word expresses something you have wanted to do forever. Or something you have done or your life.
Three words that express a recent action you have done.
Use this word to express an activity you haven't done in both question and negative sentences. Never in affirmative sentences.
Use them to talk about periods of time.
Use these two words in yes/ no questions to ask about life experiences.