Ms Smart: We need to buy some food for our picnic.
Mr Smart: I'll make a shopping list.
Amy: I like apples.
Mr Smart: OK, we can buy five apples.
Amy: Dad likes pears. Let's buy some.
Mr Smart: OK, we can buy three.
Amy: How many watermelons do we need?
Mr Smart: Only one.
Amy: How many bananas will we buy?
Mr Smart: Four.
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