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Our two … are crying all the time.
babies
babys
babyes

No news … good news.
is
are

… usually fly not very high.
flyes
flys
flies

These potatoes weigh five … .
kiloes
kilos

I don’t like going by car. If I have a chance, I always go on … .
foot
feet
foots

What do you need these … for?
boxs
boxes

My new Swiss watch … 3 minutes slow.
is
are

Those were the happiest days of our … .
lifes
lives
lifees

Leaves usually … trees in autumn. 
leaf
leave
leafs
leaves

Rock music of the 1970s is an extremely interesting cultural … .
phenomen
phenomena
phenomenon

Big … don’t cry. 
boys
boyes

I prefer natural … when I want to change my hair style.
dies
dyes
dys

It is rather dangerous to walk on … after the rain.
roofs
roofes
rooves

Dentists recommend using … twice a day: in the morning and in the evening.
tooth`s paste
toothpaste
teeth`s paste
teethpaste

… are flowers of life.
Childs
Children
Childrens

The naughty kid likes throwing rotten … at passers-by.
tomatos
tomatoes

50 … of oil leaked out of the tanker into the sea.
Tones
Tons
Tonns

There is no piano in the … .
bushes
bushs

… in our house are so annoying. We definitely need a cat.
Mouses
Mices
Mice
Mousees

My little son is afraid of grey … (волчков) that come at night.
wolfys
wolvies
wolves
wolvys