Perfect present tense.
I have done.
INTERROGATIVE.
Why has Richard travelled to Europe?
Richard has travelled to Europe because he has a meeting there.
Where have you been this morning?
I have been at the bank trying to get a loan.
Have you ever eaten Chinese food?
ANSWER.
Yes, I have
Have you worked for your uncle?
ANSWER:
Yes. I have worked with my uncle
NEGATIVE.
I have not travels to another country but I want to do it next year.
I have not played football never, but I likes to look the games of the selection Colombia.
I have not eaten meat of rabbit since I was a girl.
I have not risen to a roller coaster never.
AFIRMATIVE.
I have risen to a plane in three times.
I have seen an eclipse once.
I have studied in the uptc since 2010.
I have not done.
