Question

13. Change the numbers.
(a) calf-
(b) patient-
(c) office -
(d) party-​

Answer 1

Answer:

the question is incorrect so correct it

Answer 2

Answer:

singular - plural

1. calf - calves
2. patient - patients
3. office - offices
4. party - parties

Explanation:

If last letter of the word is 'f' the we replace 'f' to 'ves' to make plural.

If last letter is 'e' or other letter we just add 's' to make plural.

If last letter is 'y' we replace it by 'ies' to make plural.

hope it helps.