a ______ of singers
choir
a ________ of pupils
class
a _______ of birds
flock
a _______ of puppies
litter
a ______ of sheep
flock
a ______ of wolves
pack
a ______ of monkey
troop
a ______ of fish
school
a ____ of mice
nest
a ____ of books.
library
a ____ of bananas.
bunch
a _____ of aeroplanes.
fleet
a ____ of stairs
flight
a _____ of cards.
pack
