21. Tom said ''I want to visit my friends this weekend''
=>Tom said he wanted to visit his friends that weekend.
22. Jerry said '' I'm studying English lot at the moment''
=>Jerry said he was studying English lot at the moment.
23. They said ''We're lived here for a long time''
=>They said they had lived there for a long time.
24. He asked me ''Have you finished reading the newspaper?''
=>He asked me if I had finished reading the newspaper.
26. He said ''This is the book you have been looking for''
=> He said that was the book he had been looking for
27. She said ''You can come with us if you like''
=>she said you could come with us if yoy like
28. The old man said ''I'll take you to my house right now''
=>the old man said he would take you to his house right then.
29. She said ''I wrote to my sister only last week''
=>she said she had written to her sister only the week before
30. The man told him ''I'm French but I have leant English at school''
=>the man told he was French but he had leant english at school.
31. The boy said ''I have to go to the dentist tomorrow''
=>the boy said he had to go to the dentist the next day