=>It was too late for anything to be done 
2. ->Bill doubted John would come
3.  I’m sorry that I didn’t finish my homework last night.

I wish i had finished my homework last night.
4. Every time we rang, there wasn't any answer.
5. John suggested that Barbara (should) put a better lock on the door.
6. If you don’t get a visa you can’t visit the United States.
7. Travelling by air always makes me nervous.
8. John could hardly understand what the teacher said/ was saying.
9. If he doesn’t phone immediately he won’t get any information.
10. “Why didn’t I get a computer before?” thought the office manager.

=> The office manager wondered ........................why he hadn't got a computer before....................................