![listening a tape](https://s3.amazonaws.com/smrtenglish.com/core/ENGL120AVIA/unit07/7-1g1.jpg)
A: I haven't heard this controller's recording yet. Have you?
B: Yes, I have. It's really good.
Present Perfect Simple
have or has + past participle
Positive & Negative Sentences
I You We They |
have have not / haven't |
experienced had been |
vectoring today. two runs of arrival this morning. too many distractions. |
He She It |
has has not / hasn't |
Questions
Have | I You We They |
experienced had been |
vectoring today? two runs of arrival this morning? too many distractions? |
Has | He She It |
Use
Past → Present
The Present Perfect is used to connect the past with the present. It is used when we think about the past and present together:
![guys shking hands](https://s3.amazonaws.com/smrtenglish.com/core/ENGL120AVIA/unit07/7-1g2.jpg)
I have met the tower supervisor.
![radar screen](https://s3.amazonaws.com/smrtenglish.com/core/ENGL120AVIA/unit07/7-1g3.jpg)
She has learned how to vector aircraft.
![two tower controllers](https://s3.amazonaws.com/smrtenglish.com/core/ENGL120AVIA/unit07/7-1g4.jpg)
I haven't seen N745LP.
![damaged aircraft](https://s3.amazonaws.com/smrtenglish.com/core/ENGL120AVIA/unit07/7-1g5.jpg)
There's been an aircraft incident.
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