Present perfect vrs. Present Perfect Progressive


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Present perfect vrs. Present Perfect Progressive

  1. 1. <ul><li>Use of Present Perfect </li></ul><ul><li>puts emphasis on the result </li></ul><ul><li>Example: She has written five letters. </li></ul><ul><li>action that is still going on </li></ul><ul><li>Example: School has not started yet. </li></ul><ul><li>action that stopped recently </li></ul><ul><li>Example: She has cooked dinner. </li></ul><ul><li>finished action that has an influence on the present </li></ul><ul><li>Example: I have lost my key. </li></ul><ul><li>action that has taken place once, never or several times before the moment of speaking </li></ul><ul><li>Example: I have never been to Australia. </li></ul>
  2. 2. <ul><li>Use of Present Perfect Progressive </li></ul><ul><li>puts emphasis on the duration or course of an action (not the result) Example: She has been writing for two hours. </li></ul><ul><li>action that recently stopped or is still going on Example: I have been living here since 2001. </li></ul><ul><li>finished action that influenced the present Example: I have been working all afternoon. </li></ul>
  3. 3. <ul><li>Use </li></ul><ul><li>Both tenses are used to express that an action began in the past and is still going on or has just finished. In many cases, both forms are correct, but there is often a difference in meaning: </li></ul><ul><li>We use the Present Perfect Simple mainly to express that an action is completed or to emphasise the result. </li></ul><ul><li>We use the Present Perfect Progressive to emphasise the duration or continuous course of an action. </li></ul>
  4. 4. <ul><li>Certain verbs </li></ul><ul><li>The following verbs are usually only used in Present Perfect Simple (not in the progressive form). </li></ul><ul><li>state: be, have (for possession only)Example: We have been on holiday for two weeks. </li></ul><ul><li>senses: feel, hear, see, smell, taste, touchExample: He has touched the painting. </li></ul><ul><li>brain work: believe, know, think, understandExample: I have known him for 3 years. </li></ul>
  5. 5. <ul><li>Emphasis on completion or duration? </li></ul><ul><li>Do you want to emphasise the completion of an action or its continuous course (how has somebody spent his time)? </li></ul><ul><li>Present Perfect Simple:Emphasis on completion </li></ul><ul><li>I have done my homework. (Meaning: My homework is completed now.) </li></ul><ul><li>Present Perfect Progressive:Emphasis on duration </li></ul><ul><li>I have been doing my homework. (Meaning: That's how I have spent my time. It does not matter whether the homework is completed now.) </li></ul>
  6. 6. <ul><li>For and Since for Time </li></ul><ul><li>We often use for and since when talking about time. </li></ul><ul><li>for + period </li></ul><ul><li>A period is a duration of time, for example: 5 minutes, 2 weeks, 6 years. For means &quot;from the beginning of the period until the end of the period.&quot; For can be used with all tenses. </li></ul><ul><li>for 20 minutes for three days for 6 months for 4 years for 2 centuries for a long time for ever etc </li></ul>
  7. 7. <ul><li>since + point </li></ul><ul><li>A point is a precise moment in time, for example: 9 o'clock, 1st January, Monday. Since means &quot;from a point in the past until now .&quot; Since is normally used with perfect tenses. </li></ul>since 9am since Monday since January since 1997 since 1500 since I left school since the beginning of time etc
  8. 8. <ul><li>JUST </li></ul><ul><li>Use: Use just to express actions that have happened RECENTLY. Just goes after the auxiliary have/has and before the past participle - Maria has just finished her homework. (not so long ago) - They have just come from the supermarket. - It has just started raining. </li></ul>
  9. 9. <ul><li>Already </li></ul><ul><li>Use: We use &quot;already&quot; to express actions that have finished before the actions was expected to finish ( una accion que acaba anticipadamente) - I have already done my homework. - Jorge has already watched &quot;Transformers&quot; the movie. - They've already read that book </li></ul>
  10. 10. <ul><li>Yet </li></ul><ul><li>Use: We use yet for negative sentences and questions. It is used for actions that you think has happened. It is used to express expectations. (es traducido como ya o aun) - Have you eaten at &quot;Friday's&quot; yet? (you expect that the other person has already been to &quot;Friday's&quot;) - I haven't been to Europe yet. (But I expect to go there) - Has Matilda been to New York yet? - Have you studied for the test yet? - Juan hasn't proposed to Jenny yet. </li></ul>