1. I know my friend Paul since 1997.
2. My sister is in the hospital for several weeks.
3. Does he wear glasses for a long time?
4. She does not live at home since February.
5. I did not see my cousin since the last summer.
Dar nu inteleg acele "/" puse asa intre cuvinte.
Sunt ele puse acolo ca sa semnifice ceva??