26. Laziness.
27. Tennis is better than baseball.
28. Our respiratory system.
29. The bad effects of ridicule.
30. The good effects of ridicule.
Exercise 158
Recall one of the books that you have read recently. Name two subjects that it suggests to you and that you can talk about. Write a careful outline for each of them, and be prepared to speak on one.
Exercise 159
Name a subject taken from one of your studies, history for example. Let it be definite enough so that you can tell all the details that you know about it in a speech lasting two or three minutes. Use examples and illustrations to make the subject interesting and clear. Prepare an outline.