xué / xí / zhè / zǔ / yīn / shí / yào / zhù / yì / shé / gēn / hé / ruǎn / è / yīn / de / pèi / hé学习这组音时,要注意舌根和软腭音的配合。When learning this group of sounds, pay attention to the coordination of the tongue root and velar consonants.