6. T F According to your textbook, it is usually best to prepare the body of the speech before the introduction. 7. T F Once you know the main points of your speech, you should then formulate your specific purpose. 8. T F Most speeches should contain from two to five main points. 9. T F According to your textbook, most speeches should contain from five to eight main points. 10. T F If a speech is 45 minutes long, an audience can be expected to keep track of as many as a dozen main points. Â