a cup of coffee
a piece of news
a tube of toothpate
a piece/sheet of paper
a piece/slice of bread
a piece/bit of advice
a bottle/glass of water
a pack of wolves
a pair of shoes
a flock of birds/chickens
a group of people
a circle of friends
a swarm of ants
a collection of coins
a crew of sailors
a fieet of ships
a school of whales
a gang of hooligans
a string of pearls
a herd of cattle/elephants
vocabulary
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