1. Mr. Holton wouldn't have operated if he hadn’t known (that) the rumor was malignant.
2. But for Jim's greater speed, John would have won a gold medal.
3. No sooner had they arrived than things went wrong.
4. He was too tired to see/watch the end of the film.
5. We were (greatly/very) shocked to hear/when we heard that an earthquake had occurred.
6. We have had our first floor decorated (by the decorators).
7. She has no intention of giving up her hobby.
8. I have never eaten such a good meal as that.
9. Home computers aren’t as expensive as they used to.
10. I shouldn’t have parked outside the police station.