Ответ:

5. What have you prepared for today?

6. Look at this birdhouse. Mike has made it himself. He made it last Sunday.

7. Where have you put my pen? I cannot find it.

8. Have you seen Mary today?

9. When did you see Mary? – I saw her last week.

10. Has your mother promised to take you to the theatre?

11. Look at my new dress! I have made it myself.

12. He is not at school today, he has fallen ill. – When did he fall ill? – He fell ill yesterday.

13. I have already done my homework. Now I can go for a walk.

14. I did my homework yesterday.

15. He has just come home.

16. He came home a minute ago.

18. She has already come from school. Now she is doing her homework.

19. I read this book last year.

20. I have read this book this year.

21. I have never been to Washington.

22. Have you ever been to New York?

23. I don't think you have ever seen Niagara Falls.

24. I have invited Linda to the party. – When did you see her? – I haven't seen her for ages.I called her an hour ago.