Fill in the blanks with since or for.

Use since with the starting point. Example: since Monday, since morning, since January etc.

Use for with duration. Example: for two hours, for days, for months etc.

Since vs For Exercise

1. The child has been sleeping …………………… three hours.

2. He has been working in this office ……………………. 2001.

3. I have been learning English ……………………. six months.

4. She has been staying with her parents ……………………. January.

5. They have been trying to solve the problem ……………………… morning.

6. I have been running …………………… an hour.

7. We have been working on this project ……………………… last week.

8. I have not heard anything from him ……………………. Monday.

9. The child has been missing …………………….. two days.

Answers

1. for, 2. since, 3. for, 4. since, 5. since, 6. for, 7. since, 8. since, 9. for