/s/ : books, clocks, desks, streets, students, lamps
/z/ : doors, windows, boards, bags, pencils, schools, classrooms, rulers, erasers, pens, teachers, chairs, bookshelves, doctors, engineers, tables, stools, telephones, stereos, televisions
/iz/ : houses, couches, nurses, benches
books
doors
windows
boards
clocks
bags
pencils
desks
schools
classrooms
rulers
erasers
houses
pens
streets
students
teachers
chairs
bookshelves
doctors
couches
engineers
lamps
nurses
tables
stools
telephones
stereos
televisions
benches
/s/: book, clock, desk, street, student, bookshelf, lamp
/iz/: eraser, house, couch, nurse, stereo, television, bench
/z/: những từ còn lại
