B A: We need 1) _______ for the party.

Fill in: some, any, much, many.

This sentence is an affirmative statement about needing items for a party. The context implies items are being discussed. Since the next sentence mentions 'pizzas', and 'pizzas' are countable, 'some' is appropriate for an affirmative statement indicating an unspecified quantity.

Analysis:

• The sentence is an affirmative statement.
• The noun 'pizzas' is countable.
• 'Some' is used in affirmative statements to indicate an unspecified quantity of countable or uncountable nouns.

Completed Sentence:

B A: We need some pizzas for the party.