Foractionswhichhaverecentlyfinished and theirresults are visible in thepresent.
Look at her. She is tired. She has been in the gym.
Whenwe can USE it? ? We CAN use thePresentPerfectwithunspecificexpressionssuch as: ever, never, once, many times, several times, before, so far, already, yet, etc.
Whenwecannot USE it? You CANNOT use thePresentPerfectwithspecific time expressionssuch as: yesterday, oneyearago, lastweek, when I was a child, when I lived in Medellin, at thatmoment, thatday, oneday, etc. ?
contractions I´ve = I have You´ve = You have He ´s = He has She´s = She has It´s = It has We´ve = We have You´ve = You have They´ve = They have
Presentperfect aFFIRMATIVE I have Fished You have Fished He hasFished She hasFished It hasFished We have Fished You have Fished They have Fished
Presentperfect negative I haven´t understood You haven´t understood He hasn´t understood She hasn´tunderstood It hasn´tunderstood We haven´t understood You haven´t understood They haven´t understood
Presentperfect INTERROgative Have I Flown ? Have you Flown ? Has he Flown ? HasShe Flown ? Has it Flown ? Have we Flown ? Have you Flown ? Have they Flown ?
I havebeento Cartagena. Thissentencemeansthatyouhavehadtheexperience of being in Cartagena. Maybeyouhavebeenthere once, orseveral times. I havebeento Cartagena four times. You can addthenumber of times at theend of thesentence. I haveneverbeento Cartagena. Thissentencemeansthatyouhavenothadtheexperience of goingto Cartagena.
Makingthecorrectform. Carolina (be)_______ my friend for over 5 years. We (know)_______ each other since we were children. Just, she and his boyfriend Diego (move)________ to a house on the same street as me, and now we go together to the university every day. Carolina and Diego (have)________ a relationship for five years. They (play)_________ for the same volleyball team every Saturday, Diego is a better player than Carolina, but in the last week he (have)_________ some trouble with his left arm. He (see)_______ the doctor several times about his arm, but the doctor doesn't know what is causing his pain. For that reason Diego (decide)______ to take a break from volleyball for a while, so that his arm can recover.
bibliography LARSEN-FREEMAN Diane,Grammar Domensions,2000;Madrid España SASLOW Allen, Top Notch 2006; New York HEWINGS Martin, Advanced Grammar in use,1999;New York. Images and informationon: 1.http://www.linkmesh.com/gente http://google/presentperfect.com http://www.youtube.com/watch?v=fnzlOYaeOwU