Final answer:
The correct word to complete the sentence is "periódico" (newspaper).
Step-by-step explanation:
The correct word to complete the sentence is periódico.
In this context, the sentence says, "I like to read the newspaper in the library." The word "periódico" means "newspaper" in Spanish.
Other options like "árbol" (tree) and "helado" (ice cream) do not fit the sentence.
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