Final answer:
The word that completes each sentence is 'estufa', which means 'stove' in Spanish.
Step-by-step explanation:
The word that completes each sentence is estufa. In the given sentence, it mentions that Julia's mom prefers to use something to prepare food instead of a microwave. The word 'estufa' means stove in Spanish, so it fits the context of the sentence. The complete sentence would be '...pero mi mamá no quiere un microondas porque prefiere usar una estufa para preparar la comida.'
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