Page 21 - Grammar Glow - 6
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Singular Plural Singular Plural
day days tray trays
donkey donkeys valley valleys
key keys volley volleys
play plays way ways
E. Singular nouns ending in o after a consonant add es after o.
Singular Plural Singular Plural
buffalo buffaloes mosquito mosquitoes
hero heroes negro negroes
mango mangoes tomato tomatoes
F. Singular nouns ending in oo or ending in o add only s to make plurals.
Singular Plural Singular Plural
bamboo bamboos piano pianos
cuckoo cuckoos radio radios
Eskimo Eskimos rhino rhinos
photo photos studio studios
G. Singular nouns ending in lf, f, fe change f or fe into ves.
Singular Plural Singular Plural
calf calves self selves
half halves shelf shelves
knife knives thief thieves
leaf leaves wife wives
loaf loaves wolf wolves
H. Singular nouns ending in afe, ff, arf, oof, ief add only s to make plurals.
Singular Plural Singular Plural
chief chiefs gulf gulfs
cliff cliffs mischief mischiefs
cuff cuffs roof roofs
dwarf dwarfs safe safes
1919