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Umbetov Bauyrzhan
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We use the present perfect+for or since with non-action verbs (e.g.like,have,know,etc.)
to talk about something which started in the past and is still true now.
present perfect+for/since,present continuous
they've known each other for ten years(=they met ten years ago and they still true now.)
they've known each other for ten years(=they met ten years ago and they still know each other today.)
don't use the present continuous with for/since,NOT,I'm working here for two years.
for example
- №№№Don't use the present simple with for/since ,NOT they know each other for a long time.
For example
Grammar bank
present perfect+ for/since
We can also use the present continuous for continuous or repeated actions which have been happening very recently.They actions have usually just finished.
I've ()
You've (you have)
He|She|It's(he has)
We've(we have)
They (they have)
For example
been working here for two years.
for+ (number) days,months, weeks, years, a long time.
For-(number) days. months. weeks. years.
. a long time.
Since+ Monday, March, 2018, yesterday, I was born, I was a child
Since+ Monday,
formula
4
Present perfect
+ S+have\has +V3\ed
- S+havenot\hasnot +V3\ed
? How long +have\has +S+ V3\ed
Present perfect continuous
+ S+ have\has+ been+Ving
- S+ havenot\hasnot+been+Ving
? How long+have\has+S+been+Ving