A good source for answers to TESL and other linguistics questions is 'Ask a linguist', a service run by the Linguistic Society of America. URL: http://linguistlist.org/~ask-ling/index.html Queries are forwarded to an appropriate expert. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Johanna Rubba Assistant Professor, Linguistics English Department, California Polytechnic State University One Grand Avenue • San Luis Obispo, CA 93407 Tel. (805)-756-2184 • Fax: (805)-756-6374 • Dept. Phone. 756-259 • E-mail: [log in to unmask] • Home page: http://www.calpoly.edu/~jrubba ** "Understanding is a lot like sex; it's got a practical purpose, but that's not why people do it normally" - Frank Oppenheimer ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~