Level A1 : READ LISTEN TRANSLATE RANDOM
Level A2 : READ LISTEN TRANSLATE
Level B1 A: READ LISTEN TRANSLATE
Level B1 B: READ LISTEN TRANSLATE

sustainment Erhaltung instandhouding maintien en puissance sostegno sostenimiento ความยั่งยืน Duy trì 维持










Compounds:














HSK5000 A1+A2+B1




HSK5000 B2 + C1