The answer is escucha.
The subject here is Marta, and we have to conjugate the verb to match the subject, which is a 'she' and you just add 'a' to the stem.
Answer:
1. Niños.
2. Participan.
3. Parte.
4. Salsa, merengue.
5. Popular.
Explanation:
In this exercise you have to complete the blanks with the missing word. To do that you have to pay attention to the words around in order to guess the missing word.
For example:
1. It is estimated that in 2034 one in three children will be of hispanic origin.
2. Hispanic people participate in the daily and professional life of Canada.
3. Little Havana is a part of Cuba in the United States.
4. The Puerto Rican parade is a great show in which people dance salsa and merengue.
5. Mexican food is very popular in the United States.
