“Good evening ladies and gentlemen.I’m Ken and I’m greatly honored to have you as my audience this evening.I am going to play a recorder, an instrument which I have been studying for two years. The song I’m about to play is called “Old Clock”,and I enjoy it very much. I hope you all enjoy it as much as I do.”

You could include a brief introduction to the recorder as well

http://www.englishgrammartutor.com/

http://www.e-accurateenglish.com/

http://owl.english.purdue.edu/handouts/general/gl_edit.html

http://www.englishindex.com/

http://www.grammar101.com/

http://belgium.rootsweb.com/_br/team/pr.html

http://www.scientificproofreading.com/

http://www.expats.cz/prague/t-149590.html

http://www.perfectediting.com/newsletter.asp

http://www.proz.com/pro/70306