Zusammenfassung der Ressource
present perfect
simple & progressive
- +
- I have worked
- -
- I haven't worked
- ?
- Have you worked?
- present perfect simple
- uses
- to talk about an action
which happened in the
past but the exact time is
not mentioned
- example: I've already
done that
- to talk about a state which
started in the past and
continues up to the present
- example:Mary has had this
mobile phone since
September
- to talk about an action that
happened in the past and
finished but the results are
abvious in the present
- example: I've just finished
my project
- Time expressions: just, yet, already,never ,ever,before,
always,for ,since ,so far, how long, once,etc.
- present perfect progressive
- +
- I have been working
- -
- I haven't been working
- ?
- Have you been working ?
- uses
- to emphasise the
duration of a state or
action which started in
the past and continues
to the present
- example: I've been
learning English for 6
years
- to talk about an action
which happened over a
period of time in the past
and may have finished but
the results are abvious in
the present
- example: we've been
walking around all day.
that's why we're so tired
- Time expressions: for, since, how long, all day/week,etc.