1. PRESENT PERFECT TENSE

2. PRESENT PERFECT TENSE Affirmative:
Subject + have/has + past participle
I have seen the film before.

3. PRESENT PERFECT TENSE Negative:
Subject + haven’t/hasn’t + past participle
They haven’t played basketball.

4. PRESENT PERFECT TENSE Interrogative:
(Wh-) + have/has+ Subject + past participle...?
Has she finished her homework yet?
Short Answers:
Yes I have/she has
No, you haven’t/he hasn’t

5. Use:
1- It describes or expresses an action that happened at an unspecified time before now.
I have been to Paris

6. (also “lately” or “recently”)
Use:
2- It is used to describe recent events without a definite time. A time expression may emphasize recentness: just
(also “lately” or “recently”)
He has just scored a goal

7. Use:
3- It is used to express actions that started in the past and continue to the present, the time period is not finished. We use for and since with this meaning. We use for with periods of time and since with points of time.
She has lived here for 3 years.
They haven’t seen John since last month.

8. Adverbs:
A few adverbs are used in present perfect. ever, never, just, already, yet

9. Examples in affirmative (+)
1. I have just met your brother. 2. The students have already finished their homework.

10. Examples in negative (-)
3. Viby has never travelled by train. 4. She hasn’t finished her project yet.

11. Examples in interrogative (?)
A: Have you ever been to Berlin? B : No, I haven’t.
6. Has she called you yet?

12. Present Perfect and Past Simple
My family visited the zoo last year
2. My family has already visited the zoo.

13. Present Perfect and Past Simple
We use the Past Simple with definite expressions of time: yesterday, last week, ago, etc.
Remember: Present perfect is used with actions or events that occurred on an unspecified moment in the past

14. THE END