, , : n apple (one apple)- ( ); two, three, four apples- , , .
, , , , (silver, snow, air, water, sand, love, friendship, light), , .
(e)s.
:
y, , - es, y i:
baby - babies- -
army - armies- -
y , s, y i:
toy - toys- -
day - days- -
, - , , s:
hero - heroes- - .
- - s :
- - - oo :
kangaroo - kangaroos- -
- - :
photo(graph) - photos- () - ()
kilo(gramme) - kilos- () - ()
-
:
concerto - concertos- -
piano - pianos- -
, f - fe, - ves, [vz]:
leaf - leaves- -
wife - wives- -
, - f - fe, - s:
roof - roofs- -
safe - safes- -
kerchief - kerchiefs-
chef chefs - -
belief beliefs - -
chief chiefs - -
:
1. :
man men
woman women
foot feet
tooth teeth
goose geese
mouse mice
louse lice
2. en:
ox oxen
child - children
3. :
deer deer
sheep sheep
fish fish
swine swine
moose moose
bison bison
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4. :
formula formulae
crisis crises
criterion criteria
bacterium bacteria
datum data
,
1. , , , : money (), hair (), information (, ), progress (, ), news (, ), knowledge (, ), advice (, ), fruit () . , much , little , this it. - .
Did she give you much good advice? Did you follow it? ? ?
This information is very useful. .
, , , s, : mathematics, physics, measles (), billiards, , - .
Mathematics is my favourite subject.
2. , : clothes (), goods (, ), riches (), thanks (), manners (); : trousers (), glasses (), scissors (), shorts (), pliers () . - .
His clothes are always tidy. .