Present Perfect Continuous. Choose the correct form.

1. They _____ for five minutes.

2. You _____ your work since last month.

3. I _____ up my room since this morning.

4. They _____ for a new house since he got a new job.

5. I ______ homework for an hour.

6. She _____ tennis professionally since she turned 13.

7. It _____ since last night.

8. Jose _____ since 9:00.

9. We _____ since he came in.

10. She _____ late the last couple of weeks.