32208 present perfect present perfect continuous

PRESENT PERFECT
HAVE/ HAS +V PP

Result
Express what has happened so far. (whathow much-how often)
 I have written 5 letters.
Emphasize on completion
(emphasize the completion of an action)
 I have done my homework.
(my homework =completed)

Desired result
(a completed action led to a desired result)
 I have washed the car.
(the car =clean)
Since the last Time
 I haven`t played that gone for years.
Permanent
 She`s lived in Bolivia for 7 years.
(she is a permanent resident)

PRESENT PERRFECT CONTINIUS
HAVE / HAS + BEEN +V ing

Duration
Express how long the action has been going
on. (how / ing)
 I`ve been writing for an hour.
Emphasize on duration
(how has somebody spent his time)
 I `ve been doing my homework.

(This is how I spent my time whether
my homework is done or not is not
important)
Unwanted side effect
(the action had an unwanted side effect)
 I`ve been washing the car.
(tired because I`ve washing
Cat=clean? Don´t know)
Since the beginning
 I`ve been playing for 10 minutes.
Temporary
 She`s been living here for a year.
(the situation is only temporary)