1. I hope (to see) you soon.
2. She seems (to have been working) for more than 3 hours.
3. He expected (to be helped) by his friends.
4. I am sorry (to have broken) my pen and now have nothing to write with.
5. She pretends (to be reading).
6. Is there anything else (to be seen).
7. They were glad (to have done) the work before the chief came.
8. They seemed (to be reading) and didn't notice anything around them.
9. The only sound (to be heard) was rustling of fallen leaves.
10. We must (have been working) for 3 hours but no results have been obtained.