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

English>

German>

Vietnam>

Chinese>

root cause tiefere Ursache oorzaak cause première causa ultima causa principal ต้นเหตุ nguyên nhân gốc rễ 根本原因

---

---

---

---

---

Compounds:

---

HSK5000 A1+A2+B1

HSK5000 B2 + C1