Very often my students are not aware of the importance of pronouncing English words correctly. The sounds of a language change the meaning of a word. For example, if you want to make the difference between the present simple and the past simple of a regular verb, you need to pronounce the -ed ending correctly.
I want- I wanted
We practised with the picture taken from https://www.woodwardenglish.com/
englishirenepastor 