英语中以f结尾的可数名词有100多个.其中:
①直接加s的有:
serf
belief
roof
gulf
chief
cliff
proof
safe
stuff
②须改f为ves的有
calf
life
loaf
self
sheaf
shelf
thief
wife
wolf
③既可直接加s,又可改f为ves的有:
dwarf
hoof
hankerchief
neckchief
oaf
scarf
turf
wharf
④bee,staff的复数虽然有两种方式,但含义不同:
staffs staves
beeves beefs
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