Final answer:
To make the phrase "Beyonce es bonita" plural, change the verb and adjective forms to agree with a plural subject: "Beyonce y Shakira son bonitas."
Step-by-step explanation:
To make the phrase "Beyonce es bonita" plural, we need to change the verb form and the adjective form to agree with a plural subject. In this case, the plural subject is "Beyonce y Shakira." The correct plural form of the phrase is:
"Beyonce y Shakira son bonitas."
Learn more about Making phrases plural in Spanish