Cantaba is the correct imperfect tense for the word in parentheses.
The translation is “After eating tamales my friends sang(cantaba) a lot” Cantar means to sing and cantaba means “sang”. Sang makes it past tense, so it makes more sense in the sentence as well.
Hopefully this helped :)
For this case we have the following biography that summarizes the answer:
Salma Hayek is an actress who has film, theater and television performances, who was born in Mexico.
She is one of three actresses in all of Latin America who has been nominated for an Oscar as best actress.
Her most important role was in the 2002 film Frida as Frida Kahlo.
Answer:
Salma Hayek es una actriz famosa de México.
A . She doesn’t speak . (: