Final answer:
In the given conversation, the missing words are 'some', 'many', 'any', and 'much', which need to be filled in based on the context. 'Some' is used for a non-specific quantity, 'many' is used for countable plural nouns, 'any' is used for asking or talking about a choice or possibility, and 'much' is used for non-countable nouns.
Step-by-step explanation:
The missing words in the given conversation are:
1. A: I'd like some...... B: Of course. How many..... A: Six, please. Are there any... B: Certainly. How much........ A: A kilo, please.
2. A: I'd like a..... B: How much A: Half a bottle. Is there any.... B: Certainly. How many A: A kilo, please.
In the blanks, the words 'some', 'many', 'any', and 'much' need to be filled in, based on the context of the conversation. The word 'some' is used for a non-specific quantity, 'many' is used for countable plural nouns, 'any' is used for asking or talking about a choice or possibility, and 'much' is used for non-countable nouns.