Beginner Level Advanced Level
INTERMEDIATE LEVEL
Content
ulna ☊ 
xương trụ ☊
→ → →
like: xương trụ → →
fine bone china ☊ fine ☊
Put that knife down before you hurt somebody! ☊ put sth down ☊
She was pacing up and down in front of her desk. ☊ up and down ☊