Tian
(
天
)
Tian
(
天
)
App Store
Google Play
Vocabulary
HSK 6
Day 18
补课
New
补课
补课
補課
b
ǔ
k
è
to hold a make-up class
verb
Again
1
Hard
2
Good
3
Easy
4
Previous word
Space flip · 1–4 grade · ← → move
Next word