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Use Present Perfect Continuous, image, image, image, image, image, Lemus…
Use Present Perfect Continuous
Differences
Present Perfect
She has written five letters
Present Perfect Continuous
He has been studying in the library for three hours.
|Subject|+ have/has+been+ |ind verb|
Negative: Subjer + haven´t+hasn´t+been+ ing
Question; Have/ has+subject+ been+ ing
Examples
Has she been eating?
He hadn´t been reading a book
Thomas had been trying
You had not been studying
I have been starting
It has been starting
We have not been waiting
They haven´t been waiting
Have you been crying?
Have they been cooking?
Using
Since
We use since to talk about a point in past time
For
We use for to talk about a period of time
Lemus Acosta Raymundo 14/08/2020
