Ex1. 1. For
2. Since
3. Since
4. For
5. Since
6. Since
7. For
8. For
9. Since
10. Since
11. Since
12. Since
Ex2. 1. I’ ve known my bestfriend since middle school.
2. I’ve known my cousion for ten tears.
3. I’ ve known my Math teacher since last year.
4. I’ ve known my mother for my whole life.
Ex 3. 1. I’ve had my English book since last year.
2. I’ve had my playstation for one week.
3. I’ve had my phone for two years.
4. I’ve had my grandpa’s book since 2013.
5. I’ve had my pair of jeans for two days.
Ex 4. 1. How long have you known Mike?
2. How long have you been a student?
3. How long has your brother been a doctor?
4. How long has Andrew have that dog?
5. How long have David and Elisabeth been together?
