ما الفرق بين ch و sh؟

2- sh ﺗﻠﻔﻆ sh ( ﺵ ) مثال: sheep, short 3- ch ﺗﻨﻄﻖ ch ( ﺗﺶ ) مثال: Chair, teacher, watch 4- ph ﺗﻨﻄﻖ ph ( ﻑ ) مثال: Phone, elephant, apostrophe .