The document provides information and examples about using the present perfect tense in English. It discusses how the present perfect is used for actions that began in the past but continue in the present. It also explains how to form the present perfect using regular and irregular verbs, how to make negative statements, and how to form yes/no questions using the present perfect. Examples are given to illustrate the different uses of the present perfect tense.

2. Have you ever eaten insects? Have you ever seen a ghost? Have you ever had an accident?

3. The present perfect is often used for an action which started at some time in the past, and is still continuing now. Example: When do we use the PRESENT PERFECT Past tense I lived in USA in 2001 Present tense Now, I live in Mexico (2008) I have lived in USA Present perfect tense

4. To form the PRESENT PERFECT you need to remember that in English we have two kinds of verbs in this tense, Regular Verbs and Irregular Verbs .

5. Regular Verbs

6. Want/Wanted/wanted Talk/Talked/talked Open /opened/opened Close/closed/closed

7. Walk/walked/walked Play /played/played Listen/listened/listened Jump/jumped/jumped

8. Watch/watched/watched Dance/danced/danced Cry/cried/cried Clean/cleaned/cleaned

9. Wait/waited/waited Climb/climbed/climbed Work/worked/worked Play/played/played

10. IRREGULAR VERBS

11. Win/won/won Give/gave/given Find/found/found Break/broke/broken

12. Take/took/taken Think/thought/thought Cut/cut/cut Buy/bought/bought

13. Read/read/read Write/wrote/written Sleep/slept/slept Run/ran/run

14. Eat/ate/eaten Drink/drank/drunk Fly/flew/flown Speak/spoke/spoken

15. To form the Negative Form we just need to add NOT Have not =haven’t has not =hasn’t Carlos has gone to Houston AFIRMATIVE FORM I have played soccer in this team Sandra has met a famous actor . We have worked here since 2001 I haven’t played soccer in this team Carlos hasn’t gone to Houston Sandra hasn’t met a famous actor We haven’t worked here since 2001 NEGATIVE FORM

16. COMPLETE THE STATEMENTS WRITING THE VERBS IN PARENTHESIS IN PARTICIPLE: A. My mother _______________________ a delicious dinner. (prepare) B . Susan and Carlos ____________________ to Europe twice this year. (go) C. I _____________________ a ghost (not/see) D. The teacher _____________________ the students with their homework. (help) E. Maria ____________________ a great picture in the school. (paint) F. We _____________________ money for our wedding. (not/save) G. Rayados ______________________ a soccer match. (win) H. Luis _____________________ all the questions in the exam. (not/answer ) I. I ______________________ in this company since 2001. (work) J. My parents _____________________ to Tampico. (travel)

17. Y E S / N O Q U E S T I O N S YES / NO QUESTIONS AFIRMATIVE Negative Have you ever ridden a horse? Yes, I have No, I haven’t Have you ever eaten frog’s legs? Yes , I have already eaten No, I haven’t eaten yet Have you ever copied in an exam? Yes, I have No, I haven’t Has he ever gone to Tampico? Yes, he has No, I hasn’t Has Mary ever had an accident? Yes she has No she hasn’t

18. When do we use FOR and SINCE We use for with a period of time, for example: For a few days for half an hour for two years For a year For three hours We use since with the time when the action started, for example: Since last year Since June 8th Since I met you Since I started the course Since last week

19. Exercise. Decide if you need for or since with these time expressions LAST WEEKEND TEN SECONDS I FINISHED SCHOOL MY BIRTHDAY A LONG TIME FIFTEEN YEARS I WAS A BOY AUGUST

20. Exercise. Do we use for or since with the following time references We’ve been here ___________ nine o’clock I have worked for International House __________ more than eight years I haven’t visited my home town ___________ i left school I haven’t been to the cinema __________ ages I have studied non-stop _________ 9:15 I have had a driving licence _____________ I was eighteen She hasn’t had a day off ___________ 1999 Johan has been in England ___________ more than two weeks now Peter has been my best friend __________ we were nine