32. 　　　　　You can solve the problem or not remains a question.

31. 　　　　　You go or stay at home won’t make any difference.

30. The news　　　 Lincoln was murdered filled the American people’s hearts with deep sorrow.

29. Do you know　　　　 he would not agree to this plan?

28. She is not　　　　 she used to be.

27. You’d better see the men for yourself and choose　　　 (anyone of them that ) you like.

26. Return the book to　　　 name is on it.

25. 　　　　　Comes first may take it.

24. You may do　　　　 you like.

23. A simple experiment shows　　　　 air has some strength.