Jul 22, 2009
Topics: Present Perfect Tense
Skills: Grammar
#0047:

The Present Perfect Progressive tense

 

  • 1. Lesson

  • 2. Exercises

  • 3. Finish

 

 



Present Perfect Progressive describes two forms of events:

longer events, which found an end very recently longer events, which continue in the present
You look horrible! What have you been doing? - I've been celebrating all night. (Now I’m at home) You look horrible! What have you been doing? - I've been working for ten hours. (I’m not yet finished)

Attention when forming Questions:

  • What have you been doing?
  • …since we met last time?

  • What have you done (with your hair)?
  • I can see the results of it.



"since" or "for"?'
We often use for and since when talking about time.

  • for + period: A period is a duration of time, for example: 5 minutes, 2 weeks, 6 years. For means "from the beginning of the period until the end of the period." For can be used with all tenses.
  • since + point: A point is a precise moment in time, for example: 9 o'clock, 1st January, Monday. Since means "from a point in the past until now." Since is normally used with perfect tenses.

since for
since 10 am for 10 hours
since yesterday morning for 1 day
since Wednesday for two days
since Easter for half a year
since 1989 for a long time
since the Roman period for ever
(point of time) (time period)

 



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