How to pronounce TH, S, F sounds in English

source: JamesESL English Lessons (engVid)     2011年11月7日
http://www.engvid.com English is confusing! So many letters can be pronounced in different ways! In this free English pronunciation lesson, I teach you how to pronounce different versions of TH, S, and F. All three of these can actually be pronounced differently! Watch this lesson to immediately improve your English speaking. Then test your understanding with the quiz athttp://www.engvid.com/pronounce-th-s-f/ .