EXERCISE 7. MAKE THE FOLLOWING NOUNS SINGULAR.SAMPLES

5. bluejays

Plural of Nouns Ending in o

Rule 7. If a noun ends in a vowel plus o, add s to form the plural.

ENDING

SINGULAR

PLURAL

VOWEL

e + o stereo + s = stereos

VOWEL

i + o radio + s = radios

Rule 8. If a noun ends in a consonant plus o, add s in most cases.

auto + s = autos

two + s = twos

alto + s = altos

piano + s = pianos

Exceptions: Add es to the following nouns:

potato + es = potatoes

tomato + es = tomatoes

echo + es = echoes

veto + es = vetoes