/s/: students, groups, classmates, thanks, books, streets, desks.
/z/: games, beds, days, timetables, floors, greetings, partners, numbers.
/iz/: classes, faces, exercises, pieces, bookcases.
V.Arrange the plural nouns according to columns : /s/ , /z/ , /iz/
games pieces classmates timetable
classes floors thanks books
beds faces exercises streets
students groups partners desks
days greetings numbers bookcases
/s/: classmates, thanks, books, streets, students, groups, desks
/z/ games, pieces, timetables, floors, beds, partners, days, greetings, numbers
/iz/: classes, faces, exercises, bookcases.
| /s/ | classmates, thanks, books, streets, students, groups, desks, |
| /z/ | games, timetables, floors, beds, partners, days, greetings, numbers |
| /iz/ | pieces, classes, faces, exercises, bookcases |