English teaching mainly composed of pronunciation teaching grammar teaching vocabulary teaching sentence pattern teaching and text teaching. And English pronunciation teaching is the beginning point for the development of the entire English teaching the pronunciation pass is the first pass. Whether English teachers can guide and lead students to break through the smooth voice Commissioner will determine whether they can direct the students to open the door to the English-speaking world. And passe the pronunciation pass pronunciation teaching is a key. In the foreign language it is well known that the phonetics is a written record of sound symbols. When see phonetics we can think of a corresponding sound it can play a role in the direction of the voice. Learning well phonetics when face new words we can look uo the phonetics from book glossary or the dictionary then read out the correct pronunciation of the word independently or once hear new sounds we can accurately recorded them.this The play an important role to trained the ability of student's listening speaking or self-learning. Therefore phonetics teaching should receive full attention. based on the standard of the origin of the phonetics teaching International Phonetic Alphabet phonetics teaching methods phonetics teaching situation in China and so on this thesis shows the importance of phonetics teaching.

Key word: English teaching; pronunciation teaching; phonetic teaching; International Phonetic Alphabet