1. There are many sites on the Web that archive and display tongue twisters. Here are two additional sites that you could use to practice your enunciation and warm up for your speech: http://www.contestcen.com/tongue.htm and http://www.geocities.com/athens/8136/tonguetwisters.html. There are also many sites on the Web that collect nursery rhymes. Here are two additional sites that you can access to work on vocal variety: http://www.zelo.com/family/nursery/index.asp and http://www.2020site.org/baby_opera. How might saying nursery rhymes help you practice enunciation? Vocal variety? Control communication apprehension?

2. You can hear many old-time radio programs on the Web. At http://www.old-time.com/bytes/index.html you can hear many of radio's classic programs including Abbott and Costello's comic routine, "Who's on First." Listen to this routine and analyze the vocal qualities of the speakers. How do they add humor to their skit through vocal qualities such as rate, volume, and inflection? How do they use pauses to accentuate the comedy?