Buenas,

¿qué tal? Have you studied the rules regarding the personal pronouns which are used as direct and indirect objects? Great, so your exercises will not have (many ) mistakes in the exercise we published regarding the direct object. Here are the solutions:

Ejercicio

Complemento directo  

1-lo; 2- la; 3- las; 4- la; 5- los; 6- lo; 7- la; 8- los; 9- la; 10- las; 11- los; 12- la; 13- los; 14- los; 15- la; 16- las; 17- los; 18- las; 19- lo; 20- las.