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

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remain constant gleich bleiben constant blijven rester constante rimanere costante permanecer constante คงที่ không đổi 保持不变
remain unchanged bleiben unverändert blijft onveranderd restent inchangés rimane invariato permanece inalterable ยังคงไม่เปลี่ยนแปลง vẫn không thay đổi 保持不变

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Compounds:

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HSK5000 A1+A2+B1

HSK5000 B2 + C1