So fast _____it is difficult for us to imagine its speed.
---Lost and Found office. ________? --- I wonder if you have a small black suitcase of mine.
So far all cloned animals have suffered from some different serious disorders, _______ dying soon after birth.
When asked to explain ________ he does to make his students so fascinated with his lessons, the teacher paused and thought deeply.
_______ to her own work, she spent little time with her children.
--- Are you happy with this laboratory? --- Not a little. We can’t have _______.