Page 181 - Basic English Usage
P. 181

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           The  past  perfect  tenses  are  used  for  a  ‘before  past’  —  for  things  that
           had  already  happened  before  the  past  time  that  we  are  talking  about.
             |  looked  carefully,  and  realized  that  |  had  seen  her  somewhere  before.
             |  was  tired,  because  |  had  been  working  all  day.




     241   past  time:  simple  past
       1   Forms

            Affirmative       Question            Negative

             |  worked         did  |  work?      |  did  not  work
             you  worked       did  you  work?    you  did  not  work
             he/she/it  worked,   did  he/she/it  work?   he/she/it  did  not  work,



                                                   etc
               etc
                                etc
        2   Meanings
           We  use  the  simple  past  tense  to  talk  about  many  kinds  of  past  events:
           short,  quickly  finished  actions  and  happenings,  longer  situations,  and
           repeated  events.
                 Peter  broke  a  window  last  night.








           PAST      =»                                       FUTURE
                            e
                                                     o-
                          DBA                          Ww
                             4A
                 |  spent  all  my  childhood  in  Scotland.












           PAST                                               FUTURE
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