The direct object pronoun replaces the direct object. There is no preposition between the verb and the direct object. Back to Ex. 10 Grammatical notes for the exercises in this page. In these exercises we will contrast and combine direct and indirect object pronouns.
Pronouns have the same gender and number as the noun they are replacing.
The replacement of the direct object. The direct object pronoun replaces the direct object. There is no preposition between the verb and the direct object. The replacement of the indirect object. The indirect object pronoun replaces the indirect object.