1. I (have been phoning) you since morning.
2. I (have phoned) you five times.
3. We (have been painting) the fence all day.
4. We have already (painted) the fence.
5. He (has been writing) books for three years.
6. He (has written) ten books.
7. They (have been walking) all morning.
8. They (have walked) only two kilometres.
9. Why is my book in your room? Have you (been reading) it?
10. Have you (read) the book yet?