1. He has been. 1. He was.
2. She has bought. 2. She bought.
3. They have done. 3. They did.
4. I have read. 4. I read.
5. You have seen. 5. You saw.
6. It has washed. 6. It washed.
7. They have read. 7. They read.
8. She has written. 8. She wrote.
9. We have cleaned. 8. We cleaned.
10. He has come. 10. He came.