1. Insertion rules Group6 陳聿宣 Angel 592202063 陳聿宣 Angel 592202063 方憶薇 Vivian 592202075 方憶薇 Vivian 592202075 許純鳳 Amy 592202087 許純鳳 Amy 592202087 高靖雅 Carol 592202099 高靖雅 Carol 592202099 林淑華 Pat 592202219 林淑華 Pat 592202219 蔡佩芬 Joanna 592202506 蔡佩芬 Joanna 592202506 楊立勤 Maggie 592202518 楊立勤 Maggie 592202518 黃玉琇 Amanda 592202570 黃玉琇 Amanda 592202570

2. What is insertion? There are some natural and rapid connected speech of American English. The sound changes normally governed by some rules. One of these rules is insertion. Insertion: A sound is added or inserted between two adjacent sounds to ease the articulation.

3. 1. Front vowels followed by liquids / l /, / r / are retracted with an offglide schwa inserted.

4. 2. When the ending-s (es –s or s’ ) follows sibilants to form plural nouns, possessive nouns, or third-personal- singular verbs, /I/ is inserted between a sibilant and the ending /z/

5. 3. When ending –ed is preceded by alveolar stops / t, d / to mark a regular tense verb,/I/ is inserted between an alveolar stop and the ending /d/