Read Collins Cobuild English Grammar Online
Authors: Collins
R10
There are a few nouns ending in
f
or
fe
where you form the plural by substituting
ves
for
f
or
fe
.
calf | calves | |
elf | elves | |
half | halves | |
knife | knives | |
leaf | leaves | |
life | lives | |
loaf | loaves | |
scarf | scarves | |
sheaf | sheaves | |
shelf | shelves | |
thief | thieves | |
wife | wives | |
wolf | wolves |
R11
With many nouns that end in
o
, you just add
s
to form the plural.
photo | photos | |
radio | radios |