Giải giúp em bài này với ạ.Em cảm ơn nhiều

Exercise 3: 

1. Were I at your age, I'do things differently.

2. Should Bob show up while I'm away, please give him my messages.

3. Had my uncle stood up to sing, I'd been embarrassed.

4. Were she ever in trouble, I'd do anything I could to help her.

5. Should the manager question these figures, ask the accountant to talk to him.

6. Had I not talked to your mother, I wouldn't have known about your new job.

7. Had I been invited to Susan's party, I would have accepted the invitation.

8. Had Eddy been given correct treatment, he would have recovered soon.

9. Were Linda to try her best at work, she would be promoted. 

Exercise 4: 

1. Despite the traffic jam, these students didn't arrrive late.

2. Owing to the noise, Mary can't sleep.

3. In spite of working very hard, she didn't get ill.

4. Because of his forgetting things, his wife usually gives him a list.

5. We are going to the cinema to watch a horror film.

6. You must take your umbrella or you will get wet.

7. He waited at the counter because he wanted to see her.

8.  We all put on our coats because we were feeling cold.

9. The broken cup is hidden in the drawer by him.

10. This room is kept tidey all the time by them.

11. The party is voted a great success by them all.

12. If we had had a map, we wouldn't have got lost.

13. If Susan hadn't eaten four cream cakes, she wouldn't have felt sick.

14. She said that she couldn't find her umbrella.

15. They said they were learning English then.

16. Tom said that his friend was coming the following week.

17. He/... said that he/ ... would help his/ ... mum with housework that weekend. (bạn có thể thay đổi chủ ngữ tùy ý nhé)