标准美语发音的13个秘诀 CD 2 Track 15（在线收听）

Exercise 1 -46: Regular Transitions of Nouns and Verbs                 CD 2 Track 15 

In the list below, change the stress from the first syllable for nouns to the second syllable for verbs. This is a regular, consistent change. Intonation is so powerful that you'll notice that when the stress changes, the pronunciation of the vowels do, too.  

图片1

图片2

图片3