The portable classroom - Grammar - The present perfect and the past (2)

[@cinderella5883]

Thank you so much. I really like to watch this video.

[@christophe4889]

Thanks.
Very good lesson.
I just don't understand why we don't use the past tense when there is ( before) in a sentence.
If it s before then that is in the past, isn't it ?

[@ansonchrisgas]

I won’t sub you