Question

Answer 1

/z/: rooms, beds, televisions, fridges, windows, tablecloths, tables, cookers, photos, dogs, pictures, villas, chairs, vases, walls

/s/: attics, apartments, chopsticks, parents, toilets

cột 3 còn lại 

Answer 2

phân biệt hộ mình âm  /Z/ ; /S/ ; /IZ/