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Present perfect - Coggle Diagram

- - - - People have travelled to the Moon
        
        When? we don't know.
    - - I've grown since last year
    - - I've done English lessons since i was born
    - - Man has walked on moon
    - - Man has not walked on moon
    - - The army has attacked that city five times
  - - - I've done all my homework
    - - Have you done all your homework?
    - - I haven't done all my homework
  - - - the words "live," "work," "teach," and "study" are sometimes used in this way even though they are NOT States Verbs.