Odpowiedź :
Uzupełnianie zdań czasem Present Perfect z użyciem since i for
- I have known my teacher since I started school.
- I have been in this class for 6 years.
- I have had a mobile phone since my 10th birthday.
- I have lived here for 15 years.
- I have understood English for 3 years.
- I have not had an exam since June.
Budowa czasu Present Perfect
Zdania twierdzące: OSOBA + HAVE/HAS + czasownik w III formie
I have studied maths for many hours!
She has made a model plane for her sister.
Zdania przeczące: OSOBA + HAVE NOT/HAS NOT + czasownik w III formie
They have not forgotten about my birthday.
He has not ridden a camel before.
Pytania: HAVE/HAS + OSOBA + czasownik w III formie
Have we ever waited for her so long?
Has your dog bitten your cat?
Have używamy z osobami I/you/we/they.
Has używamy z osobami she/he/it.
Since vs for
Since i for to słowa charakterystyczne dla czasu Present Perfect.
Since oznacza od jakiegoś momentu w czasie, np. since 2 years, since one month, since last Tuesday, since Monday, since 1993.
For oznacza przez ileś czasu, np. for two months, for one week, for 6 years, for 2 hours.