Final answer:
The correct indefinite article to complete the statement 'Hay _______ reloj en la biblioteca.' is un.
Step-by-step explanation:
To complete the statement, 'Qué hay? Select the correct indefinite article to complete each statement. Hay _______ reloj en la biblioteca.' we need to choose the appropriate indefinite article to go with the noun reloj (clock). The correct choice is un as it is singular, masculine, and indefinite. So the completed statement would be 'Hay un reloj en la biblioteca.'
Learn more about Indefinite articles in Spanish